68
[  227.895931][ T5432] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  227.910230][ T5432] CPU: 1 PID: 5432 Comm: syz.1.170 Not tainted syzkaller #0
[  227.917766][ T5432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  227.928215][ T5432] Call Trace:
[  227.931854][ T5432]  <TASK>
[  227.934974][ T5432]  dump_stack_lvl+0x168/0x230
[  227.939847][ T5432]  ? show_regs_print_info+0x20/0x20
[  227.945257][ T5432]  ? load_image+0x3b0/0x3b0
[  227.949975][ T5432]  sysfs_create_dir_ns+0x252/0x280
[  227.955452][ T5432]  ? __lock_acquire+0x7c60/0x7c60
[  227.960672][ T5432]  ? sysfs_warn_dup+0xa0/0xa0
[  227.965545][ T5432]  ? do_raw_spin_unlock+0x11d/0x230
[  227.970876][ T5432]  kobject_add_internal+0x662/0xd00
[  227.976375][ T5432]  kobject_init_and_add+0x122/0x190
[  227.981761][ T5432]  ? lockdep_softirqs_off+0x420/0x420
[  227.987354][ T5432]  ? kobject_add+0x210/0x210
[  227.992057][ T5432]  ? __init_swait_queue_head+0xa5/0x150
[  227.997946][ T5432]  gfs2_sys_fs_add+0x234/0x480
[  228.002713][ T5432]  ? gfs2_recover_set+0x240/0x240
[  228.007979][ T5432]  ? snprintf+0xd7/0x120
[  228.012292][ T5432]  ? __free_pages+0x95/0x1a0
[  228.017224][ T5432]  ? vscnprintf+0x80/0x80
[  228.022538][ T5432]  gfs2_fill_super+0x128d/0x1f50
[  228.027542][ T5432]  ? gfs2_reconfigure+0xcd0/0xcd0
[  228.032655][ T5432]  ? preempt_count_add+0x8d/0x190
[  228.037673][ T5432]  ? sb_set_blocksize+0xa5/0xe0
[  228.042693][ T5432]  get_tree_bdev+0x3f1/0x610
[  228.047644][ T5432]  ? gfs2_reconfigure+0xcd0/0xcd0
[  228.052661][ T5432]  gfs2_get_tree+0x4d/0x1e0
[  228.057179][ T5432]  vfs_get_tree+0x88/0x270
[  228.061589][ T5432]  do_new_mount+0x24a/0xa40
[  228.066427][ T5432]  __se_sys_mount+0x2d6/0x3c0
[  228.071616][ T5432]  ? __x64_sys_mount+0xc0/0xc0
[  228.076676][ T5432]  ? lockdep_hardirqs_on+0x94/0x140
[  228.082219][ T5432]  ? __x64_sys_mount+0x1c/0xc0
[  228.087014][ T5432]  do_syscall_64+0x4c/0xa0
[  228.091418][ T5432]  ? clear_bhb_loop+0x30/0x80
[  228.096096][ T5432]  ? clear_bhb_loop+0x30/0x80
[  228.101189][ T5432]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  228.107400][ T5432] RIP: 0033:0x7f473b4cc38a
[  228.111813][ T5432] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  228.133362][ T5432] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.142033][ T5432] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  228.150547][ T5432] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  228.159592][ T5432] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  228.168416][ T5432] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  228.176847][ T5432] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  228.185974][ T5432]  </TASK>
[  228.190355][ T5432] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  228.203988][ T5432] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/12 09:10:55 executed programs: 156
[  228.537694][ T5434] loop1: detected capacity change from 0 to 32768
[  228.615128][ T5434] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  228.623678][ T5434] CPU: 1 PID: 5434 Comm: syz.1.171 Not tainted syzkaller #0
[  228.631718][ T5434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  228.642209][ T5434] Call Trace:
[  228.645608][ T5434]  <TASK>
[  228.648645][ T5434]  dump_stack_lvl+0x168/0x230
[  228.653599][ T5434]  ? show_regs_print_info+0x20/0x20
[  228.659075][ T5434]  ? load_image+0x3b0/0x3b0
[  228.663711][ T5434]  sysfs_create_dir_ns+0x252/0x280
[  228.669007][ T5434]  ? __lock_acquire+0x7c60/0x7c60
[  228.674153][ T5434]  ? sysfs_warn_dup+0xa0/0xa0
[  228.679310][ T5434]  ? do_raw_spin_unlock+0x11d/0x230
[  228.684513][ T5434]  kobject_add_internal+0x662/0xd00
[  228.689983][ T5434]  kobject_init_and_add+0x122/0x190
[  228.695681][ T5434]  ? lockdep_softirqs_off+0x420/0x420
[  228.701267][ T5434]  ? kobject_add+0x210/0x210
[  228.706084][ T5434]  ? __init_swait_queue_head+0xa5/0x150
[  228.711718][ T5434]  gfs2_sys_fs_add+0x234/0x480
[  228.716570][ T5434]  ? gfs2_recover_set+0x240/0x240
[  228.721786][ T5434]  ? snprintf+0xd7/0x120
[  228.726623][ T5434]  ? __free_pages+0x95/0x1a0
[  228.731667][ T5434]  ? vscnprintf+0x80/0x80
[  228.736562][ T5434]  gfs2_fill_super+0x128d/0x1f50
[  228.743487][ T5434]  ? gfs2_reconfigure+0xcd0/0xcd0
[  228.749160][ T5434]  ? preempt_count_add+0x8d/0x190
[  228.754684][ T5434]  ? sb_set_blocksize+0xa5/0xe0
[  228.759826][ T5434]  get_tree_bdev+0x3f1/0x610
[  228.764517][ T5434]  ? gfs2_reconfigure+0xcd0/0xcd0
[  228.770305][ T5434]  gfs2_get_tree+0x4d/0x1e0
[  228.774953][ T5434]  vfs_get_tree+0x88/0x270
[  228.779927][ T5434]  do_new_mount+0x24a/0xa40
[  228.784440][ T5434]  __se_sys_mount+0x2d6/0x3c0
[  228.789214][ T5434]  ? __x64_sys_mount+0xc0/0xc0
[  228.794892][ T5434]  ? lockdep_hardirqs_on+0x94/0x140
[  228.800797][ T5434]  ? __x64_sys_mount+0x1c/0xc0
[  228.805916][ T5434]  do_syscall_64+0x4c/0xa0
[  228.810997][ T5434]  ? clear_bhb_loop+0x30/0x80
[  228.816383][ T5434]  ? clear_bhb_loop+0x30/0x80
[  228.821803][ T5434]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  228.828647][ T5434] RIP: 0033:0x7f473b4cc38a
[  228.833752][ T5434] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  228.856934][ T5434] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  228.865974][ T5434] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  228.874583][ T5434] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  228.883066][ T5434] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  228.892631][ T5434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  228.901161][ T5434] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  228.909805][ T5434]  </TASK>
[  228.914386][ T5434] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  228.928415][ T5434] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  229.241003][ T5436] loop1: detected capacity change from 0 to 32768
[  229.301797][ T5436] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  229.309663][ T5436] CPU: 1 PID: 5436 Comm: syz.1.172 Not tainted syzkaller #0
[  229.317292][ T5436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  229.327906][ T5436] Call Trace:
[  229.331211][ T5436]  <TASK>
[  229.334343][ T5436]  dump_stack_lvl+0x168/0x230
[  229.339218][ T5436]  ? show_regs_print_info+0x20/0x20
[  229.344726][ T5436]  ? load_image+0x3b0/0x3b0
[  229.349554][ T5436]  sysfs_create_dir_ns+0x252/0x280
[  229.355370][ T5436]  ? __lock_acquire+0x7c60/0x7c60
[  229.360684][ T5436]  ? sysfs_warn_dup+0xa0/0xa0
[  229.365633][ T5436]  ? do_raw_spin_unlock+0x11d/0x230
[  229.371552][ T5436]  kobject_add_internal+0x662/0xd00
[  229.377558][ T5436]  kobject_init_and_add+0x122/0x190
[  229.383066][ T5436]  ? lockdep_softirqs_off+0x420/0x420
[  229.389285][ T5436]  ? kobject_add+0x210/0x210
[  229.394279][ T5436]  ? __init_swait_queue_head+0xa5/0x150
[  229.400023][ T5436]  gfs2_sys_fs_add+0x234/0x480
[  229.405073][ T5436]  ? gfs2_recover_set+0x240/0x240
[  229.410263][ T5436]  ? snprintf+0xd7/0x120
[  229.414502][ T5436]  ? __free_pages+0x95/0x1a0
[  229.419230][ T5436]  ? vscnprintf+0x80/0x80
[  229.423579][ T5436]  gfs2_fill_super+0x128d/0x1f50
[  229.428597][ T5436]  ? gfs2_reconfigure+0xcd0/0xcd0
[  229.433829][ T5436]  ? preempt_count_add+0x8d/0x190
[  229.438963][ T5436]  ? sb_set_blocksize+0xa5/0xe0
[  229.444175][ T5436]  get_tree_bdev+0x3f1/0x610
[  229.448883][ T5436]  ? gfs2_reconfigure+0xcd0/0xcd0
[  229.454123][ T5436]  gfs2_get_tree+0x4d/0x1e0
[  229.458713][ T5436]  vfs_get_tree+0x88/0x270
[  229.463122][ T5436]  do_new_mount+0x24a/0xa40
[  229.467789][ T5436]  __se_sys_mount+0x2d6/0x3c0
[  229.472725][ T5436]  ? __x64_sys_mount+0xc0/0xc0
[  229.477590][ T5436]  ? lockdep_hardirqs_on+0x94/0x140
[  229.483143][ T5436]  ? __x64_sys_mount+0x1c/0xc0
[  229.488031][ T5436]  do_syscall_64+0x4c/0xa0
[  229.492569][ T5436]  ? clear_bhb_loop+0x30/0x80
[  229.498007][ T5436]  ? clear_bhb_loop+0x30/0x80
[  229.502980][ T5436]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  229.509278][ T5436] RIP: 0033:0x7f473b4cc38a
[  229.513949][ T5436] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  229.533920][ T5436] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  229.543033][ T5436] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  229.551181][ T5436] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  229.559234][ T5436] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  229.567745][ T5436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  229.576024][ T5436] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  229.584724][ T5436]  </TASK>
[  229.588900][ T5436] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  229.602491][ T5436] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  229.950796][ T5438] loop1: detected capacity change from 0 to 32768
[  230.022179][ T5438] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  230.030106][ T5438] CPU: 0 PID: 5438 Comm: syz.1.173 Not tainted syzkaller #0
[  230.037641][ T5438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  230.047967][ T5438] Call Trace:
[  230.051337][ T5438]  <TASK>
[  230.054622][ T5438]  dump_stack_lvl+0x168/0x230
[  230.059494][ T5438]  ? show_regs_print_info+0x20/0x20
[  230.064798][ T5438]  ? load_image+0x3b0/0x3b0
[  230.069428][ T5438]  sysfs_create_dir_ns+0x252/0x280
[  230.074817][ T5438]  ? __lock_acquire+0x7c60/0x7c60
[  230.079892][ T5438]  ? sysfs_warn_dup+0xa0/0xa0
[  230.085033][ T5438]  ? do_raw_spin_unlock+0x11d/0x230
[  230.090750][ T5438]  kobject_add_internal+0x662/0xd00
[  230.096167][ T5438]  kobject_init_and_add+0x122/0x190
[  230.101490][ T5438]  ? lockdep_softirqs_off+0x420/0x420
[  230.107090][ T5438]  ? kobject_add+0x210/0x210
[  230.111678][ T5438]  ? __init_swait_queue_head+0xa5/0x150
[  230.117676][ T5438]  gfs2_sys_fs_add+0x234/0x480
[  230.122604][ T5438]  ? gfs2_recover_set+0x240/0x240
[  230.127807][ T5438]  ? snprintf+0xd7/0x120
[  230.132546][ T5438]  ? __free_pages+0x95/0x1a0
[  230.137362][ T5438]  ? vscnprintf+0x80/0x80
[  230.141789][ T5438]  gfs2_fill_super+0x128d/0x1f50
[  230.146911][ T5438]  ? gfs2_reconfigure+0xcd0/0xcd0
[  230.151928][ T5438]  ? preempt_count_add+0x8d/0x190
[  230.157431][ T5438]  ? sb_set_blocksize+0xa5/0xe0
[  230.162846][ T5438]  get_tree_bdev+0x3f1/0x610
[  230.169244][ T5438]  ? gfs2_reconfigure+0xcd0/0xcd0
[  230.175072][ T5438]  gfs2_get_tree+0x4d/0x1e0
[  230.180468][ T5438]  vfs_get_tree+0x88/0x270
[  230.185254][ T5438]  do_new_mount+0x24a/0xa40
[  230.189935][ T5438]  __se_sys_mount+0x2d6/0x3c0
[  230.194970][ T5438]  ? __x64_sys_mount+0xc0/0xc0
[  230.200064][ T5438]  ? lockdep_hardirqs_on+0x94/0x140
[  230.205638][ T5438]  ? __x64_sys_mount+0x1c/0xc0
[  230.210488][ T5438]  do_syscall_64+0x4c/0xa0
[  230.215231][ T5438]  ? clear_bhb_loop+0x30/0x80
[  230.220164][ T5438]  ? clear_bhb_loop+0x30/0x80
[  230.225264][ T5438]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  230.231264][ T5438] RIP: 0033:0x7f473b4cc38a
[  230.235686][ T5438] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  230.256278][ T5438] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  230.265475][ T5438] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  230.274191][ T5438] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  230.282453][ T5438] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  230.290992][ T5438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  230.299872][ T5438] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  230.308491][ T5438]  </TASK>
[  230.318519][ T5438] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  230.332933][ T5438] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  230.686318][ T5440] loop1: detected capacity change from 0 to 32768
[  230.815347][ T5440] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  230.823020][ T5440] CPU: 0 PID: 5440 Comm: syz.1.174 Not tainted syzkaller #0
[  230.830580][ T5440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  230.841107][ T5440] Call Trace:
[  230.844510][ T5440]  <TASK>
[  230.847674][ T5440]  dump_stack_lvl+0x168/0x230
[  230.852729][ T5440]  ? show_regs_print_info+0x20/0x20
[  230.858668][ T5440]  ? load_image+0x3b0/0x3b0
[  230.863205][ T5440]  sysfs_create_dir_ns+0x252/0x280
[  230.868444][ T5440]  ? __lock_acquire+0x7c60/0x7c60
[  230.873745][ T5440]  ? sysfs_warn_dup+0xa0/0xa0
[  230.878873][ T5440]  ? do_raw_spin_unlock+0x11d/0x230
[  230.884335][ T5440]  kobject_add_internal+0x662/0xd00
[  230.889622][ T5440]  kobject_init_and_add+0x122/0x190
[  230.895259][ T5440]  ? lockdep_softirqs_off+0x420/0x420
[  230.900983][ T5440]  ? kobject_add+0x210/0x210
[  230.905981][ T5440]  ? __init_swait_queue_head+0xa5/0x150
[  230.911824][ T5440]  gfs2_sys_fs_add+0x234/0x480
[  230.916954][ T5440]  ? gfs2_recover_set+0x240/0x240
[  230.922325][ T5440]  ? snprintf+0xd7/0x120
[  230.926995][ T5440]  ? __free_pages+0x95/0x1a0
[  230.931964][ T5440]  ? vscnprintf+0x80/0x80
[  230.936564][ T5440]  gfs2_fill_super+0x128d/0x1f50
[  230.941685][ T5440]  ? gfs2_reconfigure+0xcd0/0xcd0
[  230.946875][ T5440]  ? preempt_count_add+0x8d/0x190
[  230.951922][ T5440]  ? sb_set_blocksize+0xa5/0xe0
[  230.956770][ T5440]  get_tree_bdev+0x3f1/0x610
[  230.961615][ T5440]  ? gfs2_reconfigure+0xcd0/0xcd0
[  230.966823][ T5440]  gfs2_get_tree+0x4d/0x1e0
[  230.971546][ T5440]  vfs_get_tree+0x88/0x270
[  230.976096][ T5440]  do_new_mount+0x24a/0xa40
[  230.981750][ T5440]  __se_sys_mount+0x2d6/0x3c0
[  230.987183][ T5440]  ? __x64_sys_mount+0xc0/0xc0
[  230.992156][ T5440]  ? lockdep_hardirqs_on+0x94/0x140
[  230.997742][ T5440]  ? __x64_sys_mount+0x1c/0xc0
[  231.003184][ T5440]  do_syscall_64+0x4c/0xa0
[  231.007767][ T5440]  ? clear_bhb_loop+0x30/0x80
[  231.013335][ T5440]  ? clear_bhb_loop+0x30/0x80
[  231.018482][ T5440]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  231.025292][ T5440] RIP: 0033:0x7f473b4cc38a
[  231.029937][ T5440] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  231.051392][ T5440] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  231.060560][ T5440] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  231.068614][ T5440] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  231.076795][ T5440] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  231.085000][ T5440] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  231.093211][ T5440] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  231.101396][ T5440]  </TASK>
[  231.106239][ T5440] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  231.120010][ T5440] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  231.436938][ T5442] loop1: detected capacity change from 0 to 32768
[  231.448640][ T5442] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  231.456716][ T5442] CPU: 1 PID: 5442 Comm: syz.1.175 Not tainted syzkaller #0
[  231.464314][ T5442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  231.475041][ T5442] Call Trace:
[  231.478431][ T5442]  <TASK>
[  231.481545][ T5442]  dump_stack_lvl+0x168/0x230
[  231.486637][ T5442]  ? show_regs_print_info+0x20/0x20
[  231.492498][ T5442]  ? load_image+0x3b0/0x3b0
[  231.497226][ T5442]  sysfs_create_dir_ns+0x252/0x280
[  231.502435][ T5442]  ? __lock_acquire+0x7c60/0x7c60
[  231.507842][ T5442]  ? sysfs_warn_dup+0xa0/0xa0
[  231.512925][ T5442]  ? do_raw_spin_unlock+0x11d/0x230
[  231.518124][ T5442]  kobject_add_internal+0x662/0xd00
[  231.523417][ T5442]  kobject_init_and_add+0x122/0x190
[  231.528695][ T5442]  ? lockdep_softirqs_off+0x420/0x420
[  231.534081][ T5442]  ? kobject_add+0x210/0x210
[  231.539137][ T5442]  ? __init_swait_queue_head+0xa5/0x150
[  231.545510][ T5442]  gfs2_sys_fs_add+0x234/0x480
[  231.550736][ T5442]  ? gfs2_recover_set+0x240/0x240
[  231.556705][ T5442]  ? snprintf+0xd7/0x120
[  231.561059][ T5442]  ? __free_pages+0x95/0x1a0
[  231.565928][ T5442]  ? vscnprintf+0x80/0x80
[  231.571410][ T5442]  gfs2_fill_super+0x128d/0x1f50
[  231.576807][ T5442]  ? gfs2_reconfigure+0xcd0/0xcd0
[  231.581932][ T5442]  ? preempt_count_add+0x8d/0x190
[  231.587361][ T5442]  ? sb_set_blocksize+0xa5/0xe0
[  231.593437][ T5442]  get_tree_bdev+0x3f1/0x610
[  231.599092][ T5442]  ? gfs2_reconfigure+0xcd0/0xcd0
[  231.604514][ T5442]  gfs2_get_tree+0x4d/0x1e0
[  231.610539][ T5442]  vfs_get_tree+0x88/0x270
[  231.615617][ T5442]  do_new_mount+0x24a/0xa40
[  231.621381][ T5442]  __se_sys_mount+0x2d6/0x3c0
[  231.626946][ T5442]  ? __x64_sys_mount+0xc0/0xc0
[  231.632340][ T5442]  ? lockdep_hardirqs_on+0x94/0x140
[  231.638222][ T5442]  ? __x64_sys_mount+0x1c/0xc0
[  231.643151][ T5442]  do_syscall_64+0x4c/0xa0
[  231.647574][ T5442]  ? clear_bhb_loop+0x30/0x80
[  231.653193][ T5442]  ? clear_bhb_loop+0x30/0x80
[  231.658231][ T5442]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  231.665487][ T5442] RIP: 0033:0x7f473b4cc38a
[  231.670568][ T5442] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  231.691558][ T5442] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  231.700375][ T5442] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  231.708978][ T5442] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  231.718399][ T5442] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  231.728668][ T5442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  231.738250][ T5442] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  231.747311][ T5442]  </TASK>
[  231.757312][ T5442] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  231.772042][ T5442] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  232.101401][ T5444] loop1: detected capacity change from 0 to 32768
[  232.166526][ T5444] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  232.174658][ T5444] CPU: 1 PID: 5444 Comm: syz.1.176 Not tainted syzkaller #0
[  232.182800][ T5444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  232.192982][ T5444] Call Trace:
[  232.196374][ T5444]  <TASK>
[  232.199686][ T5444]  dump_stack_lvl+0x168/0x230
[  232.204788][ T5444]  ? show_regs_print_info+0x20/0x20
[  232.210414][ T5444]  ? load_image+0x3b0/0x3b0
[  232.215847][ T5444]  sysfs_create_dir_ns+0x252/0x280
[  232.221329][ T5444]  ? __lock_acquire+0x7c60/0x7c60
[  232.226717][ T5444]  ? sysfs_warn_dup+0xa0/0xa0
[  232.231683][ T5444]  ? do_raw_spin_unlock+0x11d/0x230
[  232.237074][ T5444]  kobject_add_internal+0x662/0xd00
[  232.242505][ T5444]  kobject_init_and_add+0x122/0x190
[  232.248075][ T5444]  ? lockdep_softirqs_off+0x420/0x420
[  232.253943][ T5444]  ? kobject_add+0x210/0x210
[  232.259023][ T5444]  ? __init_swait_queue_head+0xa5/0x150
[  232.264658][ T5444]  gfs2_sys_fs_add+0x234/0x480
[  232.269520][ T5444]  ? gfs2_recover_set+0x240/0x240
[  232.274893][ T5444]  ? snprintf+0xd7/0x120
[  232.279315][ T5444]  ? __free_pages+0x95/0x1a0
[  232.284416][ T5444]  ? vscnprintf+0x80/0x80
[  232.288741][ T5444]  gfs2_fill_super+0x128d/0x1f50
[  232.293865][ T5444]  ? gfs2_reconfigure+0xcd0/0xcd0
[  232.298886][ T5444]  ? preempt_count_add+0x8d/0x190
[  232.304044][ T5444]  ? sb_set_blocksize+0xa5/0xe0
[  232.309007][ T5444]  get_tree_bdev+0x3f1/0x610
[  232.313958][ T5444]  ? gfs2_reconfigure+0xcd0/0xcd0
[  232.319398][ T5444]  gfs2_get_tree+0x4d/0x1e0
[  232.324135][ T5444]  vfs_get_tree+0x88/0x270
[  232.328762][ T5444]  do_new_mount+0x24a/0xa40
[  232.333378][ T5444]  __se_sys_mount+0x2d6/0x3c0
[  232.338384][ T5444]  ? __x64_sys_mount+0xc0/0xc0
[  232.343548][ T5444]  ? lockdep_hardirqs_on+0x94/0x140
[  232.348932][ T5444]  ? __x64_sys_mount+0x1c/0xc0
[  232.353761][ T5444]  do_syscall_64+0x4c/0xa0
[  232.358357][ T5444]  ? clear_bhb_loop+0x30/0x80
[  232.363379][ T5444]  ? clear_bhb_loop+0x30/0x80
[  232.368051][ T5444]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  232.374514][ T5444] RIP: 0033:0x7f473b4cc38a
[  232.379709][ T5444] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  232.401693][ T5444] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  232.410708][ T5444] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  232.419606][ T5444] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  232.427889][ T5444] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  232.436743][ T5444] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  232.445330][ T5444] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  232.453879][ T5444]  </TASK>
[  232.458633][ T5444] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  232.472641][ T5444] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  232.780393][ T5446] loop1: detected capacity change from 0 to 32768
[  232.830231][ T5446] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  232.841117][ T5446] CPU: 1 PID: 5446 Comm: syz.1.177 Not tainted syzkaller #0
[  232.849036][ T5446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  232.860443][ T5446] Call Trace:
[  232.863996][ T5446]  <TASK>
[  232.867530][ T5446]  dump_stack_lvl+0x168/0x230
[  232.873025][ T5446]  ? show_regs_print_info+0x20/0x20
[  232.878975][ T5446]  ? load_image+0x3b0/0x3b0
[  232.884482][ T5446]  sysfs_create_dir_ns+0x252/0x280
[  232.890505][ T5446]  ? __lock_acquire+0x7c60/0x7c60
[  232.895562][ T5446]  ? sysfs_warn_dup+0xa0/0xa0
[  232.900472][ T5446]  ? do_raw_spin_unlock+0x11d/0x230
[  232.906558][ T5446]  kobject_add_internal+0x662/0xd00
[  232.912118][ T5446]  kobject_init_and_add+0x122/0x190
[  232.917800][ T5446]  ? lockdep_softirqs_off+0x420/0x420
[  232.923307][ T5446]  ? kobject_add+0x210/0x210
[  232.928087][ T5446]  ? __init_swait_queue_head+0xa5/0x150
[  232.934275][ T5446]  gfs2_sys_fs_add+0x234/0x480
[  232.939366][ T5446]  ? gfs2_recover_set+0x240/0x240
[  232.944844][ T5446]  ? snprintf+0xd7/0x120
[  232.949682][ T5446]  ? __free_pages+0x95/0x1a0
[  232.954372][ T5446]  ? vscnprintf+0x80/0x80
[  232.958812][ T5446]  gfs2_fill_super+0x128d/0x1f50
[  232.963927][ T5446]  ? gfs2_reconfigure+0xcd0/0xcd0
[  232.969118][ T5446]  ? preempt_count_add+0x8d/0x190
[  232.974137][ T5446]  ? sb_set_blocksize+0xa5/0xe0
[  232.979319][ T5446]  get_tree_bdev+0x3f1/0x610
[  232.984018][ T5446]  ? gfs2_reconfigure+0xcd0/0xcd0
[  232.989400][ T5446]  gfs2_get_tree+0x4d/0x1e0
[  232.994275][ T5446]  vfs_get_tree+0x88/0x270
[  232.998969][ T5446]  do_new_mount+0x24a/0xa40
[  233.003658][ T5446]  __se_sys_mount+0x2d6/0x3c0
[  233.009221][ T5446]  ? __x64_sys_mount+0xc0/0xc0
[  233.016171][ T5446]  ? lockdep_hardirqs_on+0x94/0x140
[  233.022854][ T5446]  ? __x64_sys_mount+0x1c/0xc0
[  233.028105][ T5446]  do_syscall_64+0x4c/0xa0
[  233.034118][ T5446]  ? clear_bhb_loop+0x30/0x80
[  233.039410][ T5446]  ? clear_bhb_loop+0x30/0x80
[  233.044121][ T5446]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  233.051724][ T5446] RIP: 0033:0x7f473b4cc38a
[  233.056527][ T5446] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  233.077845][ T5446] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  233.086530][ T5446] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  233.095304][ T5446] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  233.103381][ T5446] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  233.112141][ T5446] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  233.120510][ T5446] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  233.129289][ T5446]  </TASK>
[  233.133897][ T5446] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  233.148951][ T5446] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  233.465379][ T5448] loop1: detected capacity change from 0 to 32768
[  233.533045][ T5448] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  233.540715][ T5448] CPU: 0 PID: 5448 Comm: syz.1.178 Not tainted syzkaller #0
[  233.548492][ T5448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  233.559278][ T5448] Call Trace:
[  233.562600][ T5448]  <TASK>
[  233.566289][ T5448]  dump_stack_lvl+0x168/0x230
[  233.571257][ T5448]  ? show_regs_print_info+0x20/0x20
[  233.577453][ T5448]  ? load_image+0x3b0/0x3b0
[  233.582162][ T5448]  sysfs_create_dir_ns+0x252/0x280
[  233.587475][ T5448]  ? __lock_acquire+0x7c60/0x7c60
[  233.592779][ T5448]  ? sysfs_warn_dup+0xa0/0xa0
[  233.597787][ T5448]  ? do_raw_spin_unlock+0x11d/0x230
[  233.603356][ T5448]  kobject_add_internal+0x662/0xd00
[  233.609582][ T5448]  kobject_init_and_add+0x122/0x190
[  233.615582][ T5448]  ? lockdep_softirqs_off+0x420/0x420
[  233.621907][ T5448]  ? kobject_add+0x210/0x210
[  233.626679][ T5448]  ? __init_swait_queue_head+0xa5/0x150
[  233.632568][ T5448]  gfs2_sys_fs_add+0x234/0x480
[  233.637731][ T5448]  ? gfs2_recover_set+0x240/0x240
[  233.642973][ T5448]  ? snprintf+0xd7/0x120
[  233.647739][ T5448]  ? __free_pages+0x95/0x1a0
[  233.652335][ T5448]  ? vscnprintf+0x80/0x80
[  233.656800][ T5448]  gfs2_fill_super+0x128d/0x1f50
[  233.662123][ T5448]  ? gfs2_reconfigure+0xcd0/0xcd0
[  233.667422][ T5448]  ? preempt_count_add+0x8d/0x190
[  233.672538][ T5448]  ? sb_set_blocksize+0xa5/0xe0
[  233.678127][ T5448]  get_tree_bdev+0x3f1/0x610
[  233.682767][ T5448]  ? gfs2_reconfigure+0xcd0/0xcd0
[  233.688143][ T5448]  gfs2_get_tree+0x4d/0x1e0
[  233.692785][ T5448]  vfs_get_tree+0x88/0x270
[  233.697229][ T5448]  do_new_mount+0x24a/0xa40
[  233.702059][ T5448]  __se_sys_mount+0x2d6/0x3c0
[  233.707287][ T5448]  ? __x64_sys_mount+0xc0/0xc0
[  233.712178][ T5448]  ? lockdep_hardirqs_on+0x94/0x140
[  233.717809][ T5448]  ? __x64_sys_mount+0x1c/0xc0
[  233.723166][ T5448]  do_syscall_64+0x4c/0xa0
[  233.727665][ T5448]  ? clear_bhb_loop+0x30/0x80
[  233.732943][ T5448]  ? clear_bhb_loop+0x30/0x80
[  233.738286][ T5448]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  233.744626][ T5448] RIP: 0033:0x7f473b4cc38a
[  233.749432][ T5448] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  233.769563][ T5448] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  233.778621][ T5448] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  233.787310][ T5448] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  233.796119][ T5448] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  233.804287][ T5448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  233.812737][ T5448] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  233.821389][ T5448]  </TASK>
[  233.826889][ T5448] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  233.841344][ T5448] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/12 09:11:00 executed programs: 164
[  234.191160][ T5450] loop1: detected capacity change from 0 to 32768
[  234.263205][ T5450] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  234.272170][ T5450] CPU: 1 PID: 5450 Comm: syz.1.179 Not tainted syzkaller #0
[  234.280454][ T5450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  234.291140][ T5450] Call Trace:
[  234.294684][ T5450]  <TASK>
[  234.297796][ T5450]  dump_stack_lvl+0x168/0x230
[  234.302971][ T5450]  ? show_regs_print_info+0x20/0x20
[  234.308357][ T5450]  ? load_image+0x3b0/0x3b0
[  234.312997][ T5450]  sysfs_create_dir_ns+0x252/0x280
[  234.318422][ T5450]  ? __lock_acquire+0x7c60/0x7c60
[  234.323912][ T5450]  ? sysfs_warn_dup+0xa0/0xa0
[  234.328890][ T5450]  ? do_raw_spin_unlock+0x11d/0x230
[  234.334972][ T5450]  kobject_add_internal+0x662/0xd00
[  234.341201][ T5450]  kobject_init_and_add+0x122/0x190
[  234.346771][ T5450]  ? lockdep_softirqs_off+0x420/0x420
[  234.352235][ T5450]  ? kobject_add+0x210/0x210
[  234.357008][ T5450]  ? __init_swait_queue_head+0xa5/0x150
[  234.363001][ T5450]  gfs2_sys_fs_add+0x234/0x480
[  234.367958][ T5450]  ? gfs2_recover_set+0x240/0x240
[  234.373218][ T5450]  ? snprintf+0xd7/0x120
[  234.377461][ T5450]  ? __free_pages+0x95/0x1a0
[  234.382457][ T5450]  ? vscnprintf+0x80/0x80
[  234.387461][ T5450]  gfs2_fill_super+0x128d/0x1f50
[  234.392588][ T5450]  ? gfs2_reconfigure+0xcd0/0xcd0
[  234.397702][ T5450]  ? preempt_count_add+0x8d/0x190
[  234.403091][ T5450]  ? sb_set_blocksize+0xa5/0xe0
[  234.408091][ T5450]  get_tree_bdev+0x3f1/0x610
[  234.412966][ T5450]  ? gfs2_reconfigure+0xcd0/0xcd0
[  234.418253][ T5450]  gfs2_get_tree+0x4d/0x1e0
[  234.423361][ T5450]  vfs_get_tree+0x88/0x270
[  234.427791][ T5450]  do_new_mount+0x24a/0xa40
[  234.432579][ T5450]  __se_sys_mount+0x2d6/0x3c0
[  234.437614][ T5450]  ? __x64_sys_mount+0xc0/0xc0
[  234.443277][ T5450]  ? lockdep_hardirqs_on+0x94/0x140
[  234.448610][ T5450]  ? __x64_sys_mount+0x1c/0xc0
[  234.453671][ T5450]  do_syscall_64+0x4c/0xa0
[  234.458564][ T5450]  ? clear_bhb_loop+0x30/0x80
[  234.463429][ T5450]  ? clear_bhb_loop+0x30/0x80
[  234.468824][ T5450]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  234.475548][ T5450] RIP: 0033:0x7f473b4cc38a
[  234.480343][ T5450] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  234.502206][ T5450] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  234.513089][ T5450] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  234.521460][ T5450] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  234.529605][ T5450] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  234.538086][ T5450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  234.546240][ T5450] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  234.554397][ T5450]  </TASK>
[  234.559549][ T5450] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  234.575212][ T5450] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  234.936269][ T5452] loop1: detected capacity change from 0 to 32768
[  234.991967][ T5452] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  235.000274][ T5452] CPU: 1 PID: 5452 Comm: syz.1.180 Not tainted syzkaller #0
[  235.010594][ T5452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  235.022401][ T5452] Call Trace:
[  235.029440][ T5452]  <TASK>
[  235.035388][ T5452]  dump_stack_lvl+0x168/0x230
[  235.041146][ T5452]  ? show_regs_print_info+0x20/0x20
[  235.046809][ T5452]  ? load_image+0x3b0/0x3b0
[  235.052259][ T5452]  sysfs_create_dir_ns+0x252/0x280
[  235.057953][ T5452]  ? __lock_acquire+0x7c60/0x7c60
[  235.064353][ T5452]  ? sysfs_warn_dup+0xa0/0xa0
[  235.069943][ T5452]  ? do_raw_spin_unlock+0x11d/0x230
[  235.076332][ T5452]  kobject_add_internal+0x662/0xd00
[  235.083328][ T5452]  kobject_init_and_add+0x122/0x190
[  235.089523][ T5452]  ? lockdep_softirqs_off+0x420/0x420
[  235.095790][ T5452]  ? kobject_add+0x210/0x210
[  235.100891][ T5452]  ? __init_swait_queue_head+0xa5/0x150
[  235.107368][ T5452]  gfs2_sys_fs_add+0x234/0x480
[  235.112366][ T5452]  ? gfs2_recover_set+0x240/0x240
[  235.118348][ T5452]  ? snprintf+0xd7/0x120
[  235.124593][ T5452]  ? __free_pages+0x95/0x1a0
[  235.129821][ T5452]  ? vscnprintf+0x80/0x80
[  235.134639][ T5452]  gfs2_fill_super+0x128d/0x1f50
[  235.140160][ T5452]  ? gfs2_reconfigure+0xcd0/0xcd0
[  235.145864][ T5452]  ? preempt_count_add+0x8d/0x190
[  235.151322][ T5452]  ? sb_set_blocksize+0xa5/0xe0
[  235.156871][ T5452]  get_tree_bdev+0x3f1/0x610
[  235.162089][ T5452]  ? gfs2_reconfigure+0xcd0/0xcd0
[  235.168825][ T5452]  gfs2_get_tree+0x4d/0x1e0
[  235.174671][ T5452]  vfs_get_tree+0x88/0x270
[  235.180209][ T5452]  do_new_mount+0x24a/0xa40
[  235.185433][ T5452]  __se_sys_mount+0x2d6/0x3c0
[  235.191126][ T5452]  ? __x64_sys_mount+0xc0/0xc0
[  235.196084][ T5452]  ? lockdep_hardirqs_on+0x94/0x140
[  235.201542][ T5452]  ? __x64_sys_mount+0x1c/0xc0
[  235.206683][ T5452]  do_syscall_64+0x4c/0xa0
[  235.211186][ T5452]  ? clear_bhb_loop+0x30/0x80
[  235.216914][ T5452]  ? clear_bhb_loop+0x30/0x80
[  235.222299][ T5452]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  235.229153][ T5452] RIP: 0033:0x7f473b4cc38a
[  235.233981][ T5452] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  235.256181][ T5452] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  235.265201][ T5452] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  235.274870][ T5452] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  235.283948][ T5452] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  235.293476][ T5452] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  235.304242][ T5452] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  235.313467][ T5452]  </TASK>
[  235.319834][ T5452] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  235.334358][ T5452] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  235.661718][ T5454] loop1: detected capacity change from 0 to 32768
[  235.745335][ T5454] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  235.758186][ T5454] CPU: 0 PID: 5454 Comm: syz.1.181 Not tainted syzkaller #0
[  235.767146][ T5454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  235.778763][ T5454] Call Trace:
[  235.782144][ T5454]  <TASK>
[  235.785187][ T5454]  dump_stack_lvl+0x168/0x230
[  235.790235][ T5454]  ? show_regs_print_info+0x20/0x20
[  235.795544][ T5454]  ? load_image+0x3b0/0x3b0
[  235.800785][ T5454]  sysfs_create_dir_ns+0x252/0x280
[  235.806375][ T5454]  ? __lock_acquire+0x7c60/0x7c60
[  235.811864][ T5454]  ? sysfs_warn_dup+0xa0/0xa0
[  235.816820][ T5454]  ? do_raw_spin_unlock+0x11d/0x230
[  235.822530][ T5454]  kobject_add_internal+0x662/0xd00
[  235.828277][ T5454]  kobject_init_and_add+0x122/0x190
[  235.833562][ T5454]  ? lockdep_softirqs_off+0x420/0x420
[  235.840453][ T5454]  ? kobject_add+0x210/0x210
[  235.846133][ T5454]  ? __init_swait_queue_head+0xa5/0x150
[  235.852291][ T5454]  gfs2_sys_fs_add+0x234/0x480
[  235.857850][ T5454]  ? gfs2_recover_set+0x240/0x240
[  235.863289][ T5454]  ? snprintf+0xd7/0x120
[  235.867555][ T5454]  ? __free_pages+0x95/0x1a0
[  235.872391][ T5454]  ? vscnprintf+0x80/0x80
[  235.876791][ T5454]  gfs2_fill_super+0x128d/0x1f50
[  235.882094][ T5454]  ? gfs2_reconfigure+0xcd0/0xcd0
[  235.887677][ T5454]  ? preempt_count_add+0x8d/0x190
[  235.892818][ T5454]  ? sb_set_blocksize+0xa5/0xe0
[  235.897794][ T5454]  get_tree_bdev+0x3f1/0x610
[  235.902791][ T5454]  ? gfs2_reconfigure+0xcd0/0xcd0
[  235.908215][ T5454]  gfs2_get_tree+0x4d/0x1e0
[  235.913094][ T5454]  vfs_get_tree+0x88/0x270
[  235.917768][ T5454]  do_new_mount+0x24a/0xa40
[  235.922624][ T5454]  __se_sys_mount+0x2d6/0x3c0
[  235.927480][ T5454]  ? __x64_sys_mount+0xc0/0xc0
[  235.933114][ T5454]  ? lockdep_hardirqs_on+0x94/0x140
[  235.938399][ T5454]  ? __x64_sys_mount+0x1c/0xc0
[  235.943444][ T5454]  do_syscall_64+0x4c/0xa0
[  235.947954][ T5454]  ? clear_bhb_loop+0x30/0x80
[  235.952803][ T5454]  ? clear_bhb_loop+0x30/0x80
[  235.957576][ T5454]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  235.963480][ T5454] RIP: 0033:0x7f473b4cc38a
[  235.967955][ T5454] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  235.988580][ T5454] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  235.997635][ T5454] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  236.006217][ T5454] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  236.014923][ T5454] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  236.023501][ T5454] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  236.032045][ T5454] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  236.040276][ T5454]  </TASK>
[  236.045072][ T5454] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  236.059219][ T5454] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  236.399232][ T5456] loop1: detected capacity change from 0 to 32768
[  236.454193][ T5456] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  236.462413][ T5456] CPU: 0 PID: 5456 Comm: syz.1.182 Not tainted syzkaller #0
[  236.469982][ T5456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  236.480509][ T5456] Call Trace:
[  236.483803][ T5456]  <TASK>
[  236.486756][ T5456]  dump_stack_lvl+0x168/0x230
[  236.491469][ T5456]  ? show_regs_print_info+0x20/0x20
[  236.496864][ T5456]  ? load_image+0x3b0/0x3b0
[  236.501431][ T5456]  sysfs_create_dir_ns+0x252/0x280
[  236.506752][ T5456]  ? __lock_acquire+0x7c60/0x7c60
[  236.511885][ T5456]  ? sysfs_warn_dup+0xa0/0xa0
[  236.516798][ T5456]  ? do_raw_spin_unlock+0x11d/0x230
[  236.522294][ T5456]  kobject_add_internal+0x662/0xd00
[  236.528056][ T5456]  kobject_init_and_add+0x122/0x190
[  236.533645][ T5456]  ? lockdep_softirqs_off+0x420/0x420
[  236.539550][ T5456]  ? kobject_add+0x210/0x210
[  236.546733][ T5456]  ? __init_swait_queue_head+0xa5/0x150
[  236.554585][ T5456]  gfs2_sys_fs_add+0x234/0x480
[  236.560598][ T5456]  ? gfs2_recover_set+0x240/0x240
[  236.566655][ T5456]  ? snprintf+0xd7/0x120
[  236.573029][ T5456]  ? __free_pages+0x95/0x1a0
[  236.578669][ T5456]  ? vscnprintf+0x80/0x80
[  236.584209][ T5456]  gfs2_fill_super+0x128d/0x1f50
[  236.589780][ T5456]  ? gfs2_reconfigure+0xcd0/0xcd0
[  236.595309][ T5456]  ? preempt_count_add+0x8d/0x190
[  236.601521][ T5456]  ? sb_set_blocksize+0xa5/0xe0
[  236.608057][ T5456]  get_tree_bdev+0x3f1/0x610
[  236.615299][ T5456]  ? gfs2_reconfigure+0xcd0/0xcd0
[  236.621015][ T5456]  gfs2_get_tree+0x4d/0x1e0
[  236.625923][ T5456]  vfs_get_tree+0x88/0x270
[  236.630360][ T5456]  do_new_mount+0x24a/0xa40
[  236.635154][ T5456]  __se_sys_mount+0x2d6/0x3c0
[  236.639964][ T5456]  ? __x64_sys_mount+0xc0/0xc0
[  236.645295][ T5456]  ? lockdep_hardirqs_on+0x94/0x140
[  236.650689][ T5456]  ? __x64_sys_mount+0x1c/0xc0
[  236.655805][ T5456]  do_syscall_64+0x4c/0xa0
[  236.660403][ T5456]  ? clear_bhb_loop+0x30/0x80
[  236.665329][ T5456]  ? clear_bhb_loop+0x30/0x80
[  236.670370][ T5456]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  236.677202][ T5456] RIP: 0033:0x7f473b4cc38a
[  236.681838][ T5456] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  236.702184][ T5456] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  236.710677][ T5456] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  236.719295][ T5456] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  236.727991][ T5456] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  236.736962][ T5456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  236.745280][ T5456] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  236.754157][ T5456]  </TASK>
[  236.759049][ T5456] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  236.773751][ T5456] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  237.099518][ T5458] loop1: detected capacity change from 0 to 32768
[  237.147223][ T5458] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  237.155350][ T5458] CPU: 1 PID: 5458 Comm: syz.1.183 Not tainted syzkaller #0
[  237.163098][ T5458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  237.173896][ T5458] Call Trace:
[  237.177625][ T5458]  <TASK>
[  237.181117][ T5458]  dump_stack_lvl+0x168/0x230
[  237.185997][ T5458]  ? show_regs_print_info+0x20/0x20
[  237.192187][ T5458]  ? load_image+0x3b0/0x3b0
[  237.197107][ T5458]  sysfs_create_dir_ns+0x252/0x280
[  237.202310][ T5458]  ? __lock_acquire+0x7c60/0x7c60
[  237.207425][ T5458]  ? sysfs_warn_dup+0xa0/0xa0
[  237.212210][ T5458]  ? do_raw_spin_unlock+0x11d/0x230
[  237.217752][ T5458]  kobject_add_internal+0x662/0xd00
[  237.223168][ T5458]  kobject_init_and_add+0x122/0x190
[  237.228582][ T5458]  ? lockdep_softirqs_off+0x420/0x420
[  237.234835][ T5458]  ? kobject_add+0x210/0x210
[  237.239737][ T5458]  ? __init_swait_queue_head+0xa5/0x150
[  237.245954][ T5458]  gfs2_sys_fs_add+0x234/0x480
[  237.252217][ T5458]  ? gfs2_recover_set+0x240/0x240
[  237.258452][ T5458]  ? snprintf+0xd7/0x120
[  237.262929][ T5458]  ? __free_pages+0x95/0x1a0
[  237.267978][ T5458]  ? vscnprintf+0x80/0x80
[  237.272768][ T5458]  gfs2_fill_super+0x128d/0x1f50
[  237.277897][ T5458]  ? gfs2_reconfigure+0xcd0/0xcd0
[  237.283352][ T5458]  ? preempt_count_add+0x8d/0x190
[  237.288497][ T5458]  ? sb_set_blocksize+0xa5/0xe0
[  237.294168][ T5458]  get_tree_bdev+0x3f1/0x610
[  237.298993][ T5458]  ? gfs2_reconfigure+0xcd0/0xcd0
[  237.304288][ T5458]  gfs2_get_tree+0x4d/0x1e0
[  237.309099][ T5458]  vfs_get_tree+0x88/0x270
[  237.313687][ T5458]  do_new_mount+0x24a/0xa40
[  237.318371][ T5458]  __se_sys_mount+0x2d6/0x3c0
[  237.323685][ T5458]  ? __x64_sys_mount+0xc0/0xc0
[  237.328460][ T5458]  ? lockdep_hardirqs_on+0x94/0x140
[  237.333940][ T5458]  ? __x64_sys_mount+0x1c/0xc0
[  237.338887][ T5458]  do_syscall_64+0x4c/0xa0
[  237.343790][ T5458]  ? clear_bhb_loop+0x30/0x80
[  237.348642][ T5458]  ? clear_bhb_loop+0x30/0x80
[  237.353325][ T5458]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  237.359819][ T5458] RIP: 0033:0x7f473b4cc38a
[  237.364633][ T5458] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  237.385023][ T5458] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  237.394180][ T5458] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  237.402342][ T5458] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  237.410996][ T5458] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  237.419395][ T5458] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  237.427985][ T5458] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  237.436074][ T5458]  </TASK>
[  237.440276][ T5458] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  237.453988][ T5458] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  237.789595][ T5460] loop1: detected capacity change from 0 to 32768
[  237.840532][ T5460] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  237.848344][ T5460] CPU: 1 PID: 5460 Comm: syz.1.184 Not tainted syzkaller #0
[  237.855903][ T5460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  237.866674][ T5460] Call Trace:
[  237.870052][ T5460]  <TASK>
[  237.873249][ T5460]  dump_stack_lvl+0x168/0x230
[  237.878120][ T5460]  ? show_regs_print_info+0x20/0x20
[  237.883608][ T5460]  ? load_image+0x3b0/0x3b0
[  237.888163][ T5460]  sysfs_create_dir_ns+0x252/0x280
[  237.893295][ T5460]  ? __lock_acquire+0x7c60/0x7c60
[  237.898508][ T5460]  ? sysfs_warn_dup+0xa0/0xa0
[  237.903415][ T5460]  ? do_raw_spin_unlock+0x11d/0x230
[  237.908985][ T5460]  kobject_add_internal+0x662/0xd00
[  237.914376][ T5460]  kobject_init_and_add+0x122/0x190
[  237.919688][ T5460]  ? lockdep_softirqs_off+0x420/0x420
[  237.925246][ T5460]  ? kobject_add+0x210/0x210
[  237.930353][ T5460]  ? __init_swait_queue_head+0xa5/0x150
[  237.936309][ T5460]  gfs2_sys_fs_add+0x234/0x480
[  237.941265][ T5460]  ? gfs2_recover_set+0x240/0x240
[  237.946420][ T5460]  ? snprintf+0xd7/0x120
[  237.951087][ T5460]  ? __free_pages+0x95/0x1a0
[  237.955876][ T5460]  ? vscnprintf+0x80/0x80
[  237.960784][ T5460]  gfs2_fill_super+0x128d/0x1f50
[  237.965882][ T5460]  ? gfs2_reconfigure+0xcd0/0xcd0
[  237.971613][ T5460]  ? preempt_count_add+0x8d/0x190
[  237.977060][ T5460]  ? sb_set_blocksize+0xa5/0xe0
[  237.981957][ T5460]  get_tree_bdev+0x3f1/0x610
[  237.986587][ T5460]  ? gfs2_reconfigure+0xcd0/0xcd0
[  237.991795][ T5460]  gfs2_get_tree+0x4d/0x1e0
[  237.996528][ T5460]  vfs_get_tree+0x88/0x270
[  238.001139][ T5460]  do_new_mount+0x24a/0xa40
[  238.005760][ T5460]  __se_sys_mount+0x2d6/0x3c0
[  238.010662][ T5460]  ? __x64_sys_mount+0xc0/0xc0
[  238.016260][ T5460]  ? lockdep_hardirqs_on+0x94/0x140
[  238.021651][ T5460]  ? __x64_sys_mount+0x1c/0xc0
[  238.026517][ T5460]  do_syscall_64+0x4c/0xa0
[  238.031054][ T5460]  ? clear_bhb_loop+0x30/0x80
[  238.036191][ T5460]  ? clear_bhb_loop+0x30/0x80
[  238.041403][ T5460]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  238.047466][ T5460] RIP: 0033:0x7f473b4cc38a
[  238.052221][ T5460] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  238.072788][ T5460] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.082185][ T5460] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  238.090422][ T5460] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  238.098505][ T5460] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  238.106693][ T5460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  238.114655][ T5460] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  238.123319][ T5460]  </TASK>
[  238.130133][ T5460] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  238.144065][ T5460] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  238.470410][ T5462] loop1: detected capacity change from 0 to 32768
[  238.522063][ T5462] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  238.530079][ T5462] CPU: 0 PID: 5462 Comm: syz.1.185 Not tainted syzkaller #0
[  238.538407][ T5462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  238.549177][ T5462] Call Trace:
[  238.552893][ T5462]  <TASK>
[  238.555848][ T5462]  dump_stack_lvl+0x168/0x230
[  238.560734][ T5462]  ? show_regs_print_info+0x20/0x20
[  238.566387][ T5462]  ? load_image+0x3b0/0x3b0
[  238.571183][ T5462]  sysfs_create_dir_ns+0x252/0x280
[  238.576311][ T5462]  ? __lock_acquire+0x7c60/0x7c60
[  238.581730][ T5462]  ? sysfs_warn_dup+0xa0/0xa0
[  238.586532][ T5462]  ? do_raw_spin_unlock+0x11d/0x230
[  238.591746][ T5462]  kobject_add_internal+0x662/0xd00
[  238.597216][ T5462]  kobject_init_and_add+0x122/0x190
[  238.602675][ T5462]  ? lockdep_softirqs_off+0x420/0x420
[  238.608365][ T5462]  ? kobject_add+0x210/0x210
[  238.613224][ T5462]  ? __init_swait_queue_head+0xa5/0x150
[  238.619244][ T5462]  gfs2_sys_fs_add+0x234/0x480
[  238.624200][ T5462]  ? gfs2_recover_set+0x240/0x240
[  238.629870][ T5462]  ? snprintf+0xd7/0x120
[  238.634558][ T5462]  ? __free_pages+0x95/0x1a0
[  238.639559][ T5462]  ? vscnprintf+0x80/0x80
[  238.643895][ T5462]  gfs2_fill_super+0x128d/0x1f50
[  238.648833][ T5462]  ? gfs2_reconfigure+0xcd0/0xcd0
[  238.654125][ T5462]  ? preempt_count_add+0x8d/0x190
[  238.659987][ T5462]  ? sb_set_blocksize+0xa5/0xe0
[  238.665301][ T5462]  get_tree_bdev+0x3f1/0x610
[  238.670117][ T5462]  ? gfs2_reconfigure+0xcd0/0xcd0
[  238.675574][ T5462]  gfs2_get_tree+0x4d/0x1e0
[  238.680525][ T5462]  vfs_get_tree+0x88/0x270
[  238.684948][ T5462]  do_new_mount+0x24a/0xa40
[  238.689617][ T5462]  __se_sys_mount+0x2d6/0x3c0
[  238.694921][ T5462]  ? __x64_sys_mount+0xc0/0xc0
[  238.699689][ T5462]  ? lockdep_hardirqs_on+0x94/0x140
[  238.705273][ T5462]  ? __x64_sys_mount+0x1c/0xc0
[  238.710441][ T5462]  do_syscall_64+0x4c/0xa0
[  238.715144][ T5462]  ? clear_bhb_loop+0x30/0x80
[  238.720199][ T5462]  ? clear_bhb_loop+0x30/0x80
[  238.725119][ T5462]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  238.731697][ T5462] RIP: 0033:0x7f473b4cc38a
[  238.736145][ T5462] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  238.757045][ T5462] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  238.767741][ T5462] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  238.776756][ T5462] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  238.785529][ T5462] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  238.794284][ T5462] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  238.803975][ T5462] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  238.813670][ T5462]  </TASK>
[  238.819742][ T5462] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  238.834661][ T5462] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  239.158110][ T5464] loop1: detected capacity change from 0 to 32768
[  239.205719][ T5464] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  239.224529][ T5464] CPU: 0 PID: 5464 Comm: syz.1.186 Not tainted syzkaller #0
[  239.232304][ T5464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  239.242891][ T5464] Call Trace:
[  239.246273][ T5464]  <TASK>
[  239.249411][ T5464]  dump_stack_lvl+0x168/0x230
[  239.254331][ T5464]  ? show_regs_print_info+0x20/0x20
[  239.259722][ T5464]  ? load_image+0x3b0/0x3b0
[  239.264344][ T5464]  sysfs_create_dir_ns+0x252/0x280
[  239.270003][ T5464]  ? __lock_acquire+0x7c60/0x7c60
[  239.275137][ T5464]  ? sysfs_warn_dup+0xa0/0xa0
[  239.280268][ T5464]  ? do_raw_spin_unlock+0x11d/0x230
[  239.285489][ T5464]  kobject_add_internal+0x662/0xd00
[  239.290952][ T5464]  kobject_init_and_add+0x122/0x190
[  239.296603][ T5464]  ? lockdep_softirqs_off+0x420/0x420
[  239.302687][ T5464]  ? kobject_add+0x210/0x210
[  239.307755][ T5464]  ? __init_swait_queue_head+0xa5/0x150
[  239.313976][ T5464]  gfs2_sys_fs_add+0x234/0x480
[  239.318920][ T5464]  ? gfs2_recover_set+0x240/0x240
[  239.339959][ T5464]  ? snprintf+0xd7/0x120
[  239.346387][ T5464]  ? __free_pages+0x95/0x1a0
[  239.353611][ T5464]  ? vscnprintf+0x80/0x80
[  239.360524][ T5464]  gfs2_fill_super+0x128d/0x1f50
[  239.368703][ T5464]  ? gfs2_reconfigure+0xcd0/0xcd0
[  239.374940][ T5464]  ? preempt_count_add+0x8d/0x190
[  239.380540][ T5464]  ? sb_set_blocksize+0xa5/0xe0
[  239.386550][ T5464]  get_tree_bdev+0x3f1/0x610
[  239.392217][ T5464]  ? gfs2_reconfigure+0xcd0/0xcd0
[  239.398249][ T5464]  gfs2_get_tree+0x4d/0x1e0
[  239.402976][ T5464]  vfs_get_tree+0x88/0x270
[  239.407391][ T5464]  do_new_mount+0x24a/0xa40
[  239.411894][ T5464]  __se_sys_mount+0x2d6/0x3c0
[  239.416663][ T5464]  ? __x64_sys_mount+0xc0/0xc0
[  239.421594][ T5464]  ? lockdep_hardirqs_on+0x94/0x140
[  239.426900][ T5464]  ? __x64_sys_mount+0x1c/0xc0
[  239.431943][ T5464]  do_syscall_64+0x4c/0xa0
[  239.436698][ T5464]  ? clear_bhb_loop+0x30/0x80
[  239.441455][ T5464]  ? clear_bhb_loop+0x30/0x80
[  239.446213][ T5464]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  239.452271][ T5464] RIP: 0033:0x7f473b4cc38a
[  239.456861][ T5464] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  239.477749][ T5464] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  239.486804][ T5464] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  239.495295][ T5464] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  239.503543][ T5464] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  239.512209][ T5464] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  239.521031][ T5464] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  239.529696][ T5464]  </TASK>
[  239.534550][ T5464] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  239.548329][ T5464] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/12 09:11:06 executed programs: 172
[  239.887051][ T5466] loop1: detected capacity change from 0 to 32768
[  239.943998][ T5466] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  239.952839][ T5466] CPU: 0 PID: 5466 Comm: syz.1.187 Not tainted syzkaller #0
[  239.960807][ T5466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  239.974729][ T5466] Call Trace:
[  239.978031][ T5466]  <TASK>
[  239.981362][ T5466]  dump_stack_lvl+0x168/0x230
[  239.986447][ T5466]  ? show_regs_print_info+0x20/0x20
[  239.991935][ T5466]  ? load_image+0x3b0/0x3b0
[  239.996738][ T5466]  sysfs_create_dir_ns+0x252/0x280
[  240.002321][ T5466]  ? __lock_acquire+0x7c60/0x7c60
[  240.007746][ T5466]  ? sysfs_warn_dup+0xa0/0xa0
[  240.012635][ T5466]  ? do_raw_spin_unlock+0x11d/0x230
[  240.017975][ T5466]  kobject_add_internal+0x662/0xd00
[  240.023516][ T5466]  kobject_init_and_add+0x122/0x190
[  240.029668][ T5466]  ? lockdep_softirqs_off+0x420/0x420
[  240.036301][ T5466]  ? kobject_add+0x210/0x210
[  240.041433][ T5466]  ? __init_swait_queue_head+0xa5/0x150
[  240.047557][ T5466]  gfs2_sys_fs_add+0x234/0x480
[  240.052422][ T5466]  ? gfs2_recover_set+0x240/0x240
[  240.057437][ T5466]  ? snprintf+0xd7/0x120
[  240.061934][ T5466]  ? __free_pages+0x95/0x1a0
[  240.066636][ T5466]  ? vscnprintf+0x80/0x80
[  240.071073][ T5466]  gfs2_fill_super+0x128d/0x1f50
[  240.076330][ T5466]  ? gfs2_reconfigure+0xcd0/0xcd0
[  240.081450][ T5466]  ? preempt_count_add+0x8d/0x190
[  240.086553][ T5466]  ? sb_set_blocksize+0xa5/0xe0
[  240.091483][ T5466]  get_tree_bdev+0x3f1/0x610
[  240.096072][ T5466]  ? gfs2_reconfigure+0xcd0/0xcd0
[  240.101284][ T5466]  gfs2_get_tree+0x4d/0x1e0
[  240.105774][ T5466]  vfs_get_tree+0x88/0x270
[  240.110271][ T5466]  do_new_mount+0x24a/0xa40
[  240.114964][ T5466]  __se_sys_mount+0x2d6/0x3c0
[  240.119746][ T5466]  ? __x64_sys_mount+0xc0/0xc0
[  240.124740][ T5466]  ? lockdep_hardirqs_on+0x94/0x140
[  240.130551][ T5466]  ? __x64_sys_mount+0x1c/0xc0
[  240.135838][ T5466]  do_syscall_64+0x4c/0xa0
[  240.140614][ T5466]  ? clear_bhb_loop+0x30/0x80
[  240.145842][ T5466]  ? clear_bhb_loop+0x30/0x80
[  240.151301][ T5466]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  240.158597][ T5466] RIP: 0033:0x7f473b4cc38a
[  240.163365][ T5466] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  240.186035][ T5466] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.195141][ T5466] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  240.203594][ T5466] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  240.212231][ T5466] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  240.220657][ T5466] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  240.229065][ T5466] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  240.237578][ T5466]  </TASK>
[  240.242006][ T5466] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  240.255737][ T5466] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  240.600590][ T5468] loop1: detected capacity change from 0 to 32768
[  240.651995][ T5468] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  240.659559][ T5468] CPU: 1 PID: 5468 Comm: syz.1.188 Not tainted syzkaller #0
[  240.667057][ T5468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  240.677437][ T5468] Call Trace:
[  240.681187][ T5468]  <TASK>
[  240.684308][ T5468]  dump_stack_lvl+0x168/0x230
[  240.689002][ T5468]  ? show_regs_print_info+0x20/0x20
[  240.694388][ T5468]  ? load_image+0x3b0/0x3b0
[  240.698918][ T5468]  sysfs_create_dir_ns+0x252/0x280
[  240.704057][ T5468]  ? __lock_acquire+0x7c60/0x7c60
[  240.709097][ T5468]  ? sysfs_warn_dup+0xa0/0xa0
[  240.713796][ T5468]  ? do_raw_spin_unlock+0x11d/0x230
[  240.719625][ T5468]  kobject_add_internal+0x662/0xd00
[  240.725324][ T5468]  kobject_init_and_add+0x122/0x190
[  240.730655][ T5468]  ? lockdep_softirqs_off+0x420/0x420
[  240.736438][ T5468]  ? kobject_add+0x210/0x210
[  240.742030][ T5468]  ? __init_swait_queue_head+0xa5/0x150
[  240.748485][ T5468]  gfs2_sys_fs_add+0x234/0x480
[  240.753547][ T5468]  ? gfs2_recover_set+0x240/0x240
[  240.759495][ T5468]  ? snprintf+0xd7/0x120
[  240.764021][ T5468]  ? __free_pages+0x95/0x1a0
[  240.769137][ T5468]  ? vscnprintf+0x80/0x80
[  240.773759][ T5468]  gfs2_fill_super+0x128d/0x1f50
[  240.779171][ T5468]  ? gfs2_reconfigure+0xcd0/0xcd0
[  240.784472][ T5468]  ? preempt_count_add+0x8d/0x190
[  240.790137][ T5468]  ? sb_set_blocksize+0xa5/0xe0
[  240.795183][ T5468]  get_tree_bdev+0x3f1/0x610
[  240.800120][ T5468]  ? gfs2_reconfigure+0xcd0/0xcd0
[  240.805688][ T5468]  gfs2_get_tree+0x4d/0x1e0
[  240.810830][ T5468]  vfs_get_tree+0x88/0x270
[  240.815549][ T5468]  do_new_mount+0x24a/0xa40
[  240.820277][ T5468]  __se_sys_mount+0x2d6/0x3c0
[  240.825129][ T5468]  ? __x64_sys_mount+0xc0/0xc0
[  240.830062][ T5468]  ? lockdep_hardirqs_on+0x94/0x140
[  240.835596][ T5468]  ? __x64_sys_mount+0x1c/0xc0
[  240.840586][ T5468]  do_syscall_64+0x4c/0xa0
[  240.845256][ T5468]  ? clear_bhb_loop+0x30/0x80
[  240.850074][ T5468]  ? clear_bhb_loop+0x30/0x80
[  240.854853][ T5468]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  240.861107][ T5468] RIP: 0033:0x7f473b4cc38a
[  240.865752][ T5468] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  240.886148][ T5468] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  240.894732][ T5468] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  240.903077][ T5468] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  240.911388][ T5468] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  240.919648][ T5468] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  240.927691][ T5468] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  240.936317][ T5468]  </TASK>
[  240.941414][ T5468] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  240.955354][ T5468] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  241.280733][ T5470] loop1: detected capacity change from 0 to 32768
[  241.332399][ T5470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  241.340312][ T5470] CPU: 1 PID: 5470 Comm: syz.1.189 Not tainted syzkaller #0
[  241.347955][ T5470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  241.358737][ T5470] Call Trace:
[  241.362198][ T5470]  <TASK>
[  241.365138][ T5470]  dump_stack_lvl+0x168/0x230
[  241.369914][ T5470]  ? show_regs_print_info+0x20/0x20
[  241.375399][ T5470]  ? load_image+0x3b0/0x3b0
[  241.380131][ T5470]  sysfs_create_dir_ns+0x252/0x280
[  241.385489][ T5470]  ? __lock_acquire+0x7c60/0x7c60
[  241.390712][ T5470]  ? sysfs_warn_dup+0xa0/0xa0
[  241.395502][ T5470]  ? do_raw_spin_unlock+0x11d/0x230
[  241.400977][ T5470]  kobject_add_internal+0x662/0xd00
[  241.406191][ T5470]  kobject_init_and_add+0x122/0x190
[  241.411404][ T5470]  ? lockdep_softirqs_off+0x420/0x420
[  241.416826][ T5470]  ? kobject_add+0x210/0x210
[  241.421730][ T5470]  ? __init_swait_queue_head+0xa5/0x150
[  241.427278][ T5470]  gfs2_sys_fs_add+0x234/0x480
[  241.432207][ T5470]  ? gfs2_recover_set+0x240/0x240
[  241.437454][ T5470]  ? snprintf+0xd7/0x120
[  241.441902][ T5470]  ? __free_pages+0x95/0x1a0
[  241.446819][ T5470]  ? vscnprintf+0x80/0x80
[  241.451405][ T5470]  gfs2_fill_super+0x128d/0x1f50
[  241.456495][ T5470]  ? gfs2_reconfigure+0xcd0/0xcd0
[  241.461774][ T5470]  ? preempt_count_add+0x8d/0x190
[  241.467109][ T5470]  ? sb_set_blocksize+0xa5/0xe0
[  241.473218][ T5470]  get_tree_bdev+0x3f1/0x610
[  241.477941][ T5470]  ? gfs2_reconfigure+0xcd0/0xcd0
[  241.483136][ T5470]  gfs2_get_tree+0x4d/0x1e0
[  241.487872][ T5470]  vfs_get_tree+0x88/0x270
[  241.492870][ T5470]  do_new_mount+0x24a/0xa40
[  241.497736][ T5470]  __se_sys_mount+0x2d6/0x3c0
[  241.502591][ T5470]  ? __x64_sys_mount+0xc0/0xc0
[  241.507840][ T5470]  ? lockdep_hardirqs_on+0x94/0x140
[  241.513702][ T5470]  ? __x64_sys_mount+0x1c/0xc0
[  241.518732][ T5470]  do_syscall_64+0x4c/0xa0
[  241.523546][ T5470]  ? clear_bhb_loop+0x30/0x80
[  241.528220][ T5470]  ? clear_bhb_loop+0x30/0x80
[  241.533200][ T5470]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  241.539997][ T5470] RIP: 0033:0x7f473b4cc38a
[  241.545004][ T5470] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  241.566107][ T5470] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  241.575397][ T5470] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  241.583723][ T5470] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  241.591980][ T5470] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  241.601814][ T5470] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  241.610372][ T5470] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  241.618724][ T5470]  </TASK>
[  241.622783][ T5470] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  241.637156][ T5470] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  241.947533][ T5472] loop1: detected capacity change from 0 to 32768
[  242.000344][ T5472] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  242.008734][ T5472] CPU: 0 PID: 5472 Comm: syz.1.190 Not tainted syzkaller #0
[  242.016118][ T5472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  242.026493][ T5472] Call Trace:
[  242.029883][ T5472]  <TASK>
[  242.032828][ T5472]  dump_stack_lvl+0x168/0x230
[  242.037524][ T5472]  ? show_regs_print_info+0x20/0x20
[  242.042957][ T5472]  ? load_image+0x3b0/0x3b0
[  242.047650][ T5472]  sysfs_create_dir_ns+0x252/0x280
[  242.052865][ T5472]  ? __lock_acquire+0x7c60/0x7c60
[  242.058160][ T5472]  ? sysfs_warn_dup+0xa0/0xa0
[  242.063153][ T5472]  ? do_raw_spin_unlock+0x11d/0x230
[  242.068609][ T5472]  kobject_add_internal+0x662/0xd00
[  242.075227][ T5472]  kobject_init_and_add+0x122/0x190
[  242.080607][ T5472]  ? lockdep_softirqs_off+0x420/0x420
[  242.085996][ T5472]  ? kobject_add+0x210/0x210
[  242.091179][ T5472]  ? __init_swait_queue_head+0xa5/0x150
[  242.097702][ T5472]  gfs2_sys_fs_add+0x234/0x480
[  242.103330][ T5472]  ? gfs2_recover_set+0x240/0x240
[  242.108766][ T5472]  ? snprintf+0xd7/0x120
[  242.113027][ T5472]  ? __free_pages+0x95/0x1a0
[  242.118354][ T5472]  ? vscnprintf+0x80/0x80
[  242.123327][ T5472]  gfs2_fill_super+0x128d/0x1f50
[  242.129175][ T5472]  ? gfs2_reconfigure+0xcd0/0xcd0
[  242.135502][ T5472]  ? preempt_count_add+0x8d/0x190
[  242.141947][ T5472]  ? sb_set_blocksize+0xa5/0xe0
[  242.148198][ T5472]  get_tree_bdev+0x3f1/0x610
[  242.154146][ T5472]  ? gfs2_reconfigure+0xcd0/0xcd0
[  242.160907][ T5472]  gfs2_get_tree+0x4d/0x1e0
[  242.166130][ T5472]  vfs_get_tree+0x88/0x270
[  242.171704][ T5472]  do_new_mount+0x24a/0xa40
[  242.177785][ T5472]  __se_sys_mount+0x2d6/0x3c0
[  242.183615][ T5472]  ? __x64_sys_mount+0xc0/0xc0
[  242.189312][ T5472]  ? lockdep_hardirqs_on+0x94/0x140
[  242.195533][ T5472]  ? __x64_sys_mount+0x1c/0xc0
[  242.200421][ T5472]  do_syscall_64+0x4c/0xa0
[  242.204917][ T5472]  ? clear_bhb_loop+0x30/0x80
[  242.210028][ T5472]  ? clear_bhb_loop+0x30/0x80
[  242.215149][ T5472]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  242.221129][ T5472] RIP: 0033:0x7f473b4cc38a
[  242.225817][ T5472] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  242.247020][ T5472] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.255951][ T5472] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  242.264691][ T5472] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  242.273275][ T5472] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  242.281510][ T5472] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  242.290043][ T5472] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  242.298138][ T5472]  </TASK>
[  242.302691][ T5472] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  242.316393][ T5472] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  242.481257][ T4238] Bluetooth: hci1: command 0x0406 tx timeout
[  242.637948][ T5474] loop1: detected capacity change from 0 to 32768
[  242.684288][ T5474] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  242.692477][ T5474] CPU: 1 PID: 5474 Comm: syz.1.191 Not tainted syzkaller #0
[  242.700428][ T5474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  242.710677][ T5474] Call Trace:
[  242.714080][ T5474]  <TASK>
[  242.717112][ T5474]  dump_stack_lvl+0x168/0x230
[  242.722075][ T5474]  ? show_regs_print_info+0x20/0x20
[  242.727557][ T5474]  ? load_image+0x3b0/0x3b0
[  242.732265][ T5474]  sysfs_create_dir_ns+0x252/0x280
[  242.737574][ T5474]  ? __lock_acquire+0x7c60/0x7c60
[  242.743144][ T5474]  ? sysfs_warn_dup+0xa0/0xa0
[  242.748197][ T5474]  ? do_raw_spin_unlock+0x11d/0x230
[  242.753502][ T5474]  kobject_add_internal+0x662/0xd00
[  242.758809][ T5474]  kobject_init_and_add+0x122/0x190
[  242.764110][ T5474]  ? lockdep_softirqs_off+0x420/0x420
[  242.769505][ T5474]  ? kobject_add+0x210/0x210
[  242.774297][ T5474]  ? __init_swait_queue_head+0xa5/0x150
[  242.779956][ T5474]  gfs2_sys_fs_add+0x234/0x480
[  242.784912][ T5474]  ? gfs2_recover_set+0x240/0x240
[  242.790045][ T5474]  ? snprintf+0xd7/0x120
[  242.794496][ T5474]  ? __free_pages+0x95/0x1a0
[  242.799361][ T5474]  ? vscnprintf+0x80/0x80
[  242.803926][ T5474]  gfs2_fill_super+0x128d/0x1f50
[  242.808981][ T5474]  ? gfs2_reconfigure+0xcd0/0xcd0
[  242.814349][ T5474]  ? preempt_count_add+0x8d/0x190
[  242.819801][ T5474]  ? sb_set_blocksize+0xa5/0xe0
[  242.825498][ T5474]  get_tree_bdev+0x3f1/0x610
[  242.830759][ T5474]  ? gfs2_reconfigure+0xcd0/0xcd0
[  242.836059][ T5474]  gfs2_get_tree+0x4d/0x1e0
[  242.841828][ T5474]  vfs_get_tree+0x88/0x270
[  242.847460][ T5474]  do_new_mount+0x24a/0xa40
[  242.853093][ T5474]  __se_sys_mount+0x2d6/0x3c0
[  242.858430][ T5474]  ? __x64_sys_mount+0xc0/0xc0
[  242.863504][ T5474]  ? lockdep_hardirqs_on+0x94/0x140
[  242.869324][ T5474]  ? __x64_sys_mount+0x1c/0xc0
[  242.874787][ T5474]  do_syscall_64+0x4c/0xa0
[  242.879308][ T5474]  ? clear_bhb_loop+0x30/0x80
[  242.884330][ T5474]  ? clear_bhb_loop+0x30/0x80
[  242.889080][ T5474]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  242.895262][ T5474] RIP: 0033:0x7f473b4cc38a
[  242.900035][ T5474] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  242.920989][ T5474] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  242.929937][ T5474] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  242.938177][ T5474] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  242.946588][ T5474] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  242.954557][ T5474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  242.962825][ T5474] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  242.970913][ T5474]  </TASK>
[  242.975339][ T5474] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  242.989365][ T5474] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  243.308919][ T5476] loop1: detected capacity change from 0 to 32768
[  243.377938][ T5476] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  243.389678][ T5476] CPU: 1 PID: 5476 Comm: syz.1.192 Not tainted syzkaller #0
[  243.397626][ T5476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  243.408155][ T5476] Call Trace:
[  243.411657][ T5476]  <TASK>
[  243.414612][ T5476]  dump_stack_lvl+0x168/0x230
[  243.419681][ T5476]  ? show_regs_print_info+0x20/0x20
[  243.425352][ T5476]  ? load_image+0x3b0/0x3b0
[  243.430162][ T5476]  sysfs_create_dir_ns+0x252/0x280
[  243.435503][ T5476]  ? __lock_acquire+0x7c60/0x7c60
[  243.440745][ T5476]  ? sysfs_warn_dup+0xa0/0xa0
[  243.445538][ T5476]  ? do_raw_spin_unlock+0x11d/0x230
[  243.450937][ T5476]  kobject_add_internal+0x662/0xd00
[  243.456710][ T5476]  kobject_init_and_add+0x122/0x190
[  243.462176][ T5476]  ? lockdep_softirqs_off+0x420/0x420
[  243.467999][ T5476]  ? kobject_add+0x210/0x210
[  243.472610][ T5476]  ? __init_swait_queue_head+0xa5/0x150
[  243.478361][ T5476]  gfs2_sys_fs_add+0x234/0x480
[  243.483222][ T5476]  ? gfs2_recover_set+0x240/0x240
[  243.488427][ T5476]  ? snprintf+0xd7/0x120
[  243.492863][ T5476]  ? __free_pages+0x95/0x1a0
[  243.497450][ T5476]  ? vscnprintf+0x80/0x80
[  243.501785][ T5476]  gfs2_fill_super+0x128d/0x1f50
[  243.507377][ T5476]  ? gfs2_reconfigure+0xcd0/0xcd0
[  243.512662][ T5476]  ? preempt_count_add+0x8d/0x190
[  243.518154][ T5476]  ? sb_set_blocksize+0xa5/0xe0
[  243.523223][ T5476]  get_tree_bdev+0x3f1/0x610
[  243.528614][ T5476]  ? gfs2_reconfigure+0xcd0/0xcd0
[  243.533671][ T5476]  gfs2_get_tree+0x4d/0x1e0
[  243.539078][ T5476]  vfs_get_tree+0x88/0x270
[  243.543687][ T5476]  do_new_mount+0x24a/0xa40
[  243.548604][ T5476]  __se_sys_mount+0x2d6/0x3c0
[  243.554859][ T5476]  ? __x64_sys_mount+0xc0/0xc0
[  243.559966][ T5476]  ? lockdep_hardirqs_on+0x94/0x140
[  243.565256][ T5476]  ? __x64_sys_mount+0x1c/0xc0
[  243.570044][ T5476]  do_syscall_64+0x4c/0xa0
[  243.574911][ T5476]  ? clear_bhb_loop+0x30/0x80
[  243.579796][ T5476]  ? clear_bhb_loop+0x30/0x80
[  243.584479][ T5476]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  243.590520][ T5476] RIP: 0033:0x7f473b4cc38a
[  243.595569][ T5476] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  243.616285][ T5476] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  243.625839][ T5476] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  243.653602][ T5476] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  243.664664][ T5476] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  243.672995][ T5476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  243.681310][ T5476] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  243.689763][ T5476]  </TASK>
[  243.694363][ T5476] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  243.708808][ T5476] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  244.014279][ T5478] loop1: detected capacity change from 0 to 32768
[  244.028248][ T5478] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  244.035890][ T5478] CPU: 1 PID: 5478 Comm: syz.1.193 Not tainted syzkaller #0
[  244.043659][ T5478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  244.054626][ T5478] Call Trace:
[  244.058009][ T5478]  <TASK>
[  244.060961][ T5478]  dump_stack_lvl+0x168/0x230
[  244.065966][ T5478]  ? show_regs_print_info+0x20/0x20
[  244.071997][ T5478]  ? load_image+0x3b0/0x3b0
[  244.076863][ T5478]  sysfs_create_dir_ns+0x252/0x280
[  244.082351][ T5478]  ? __lock_acquire+0x7c60/0x7c60
[  244.087720][ T5478]  ? sysfs_warn_dup+0xa0/0xa0
[  244.092412][ T5478]  ? do_raw_spin_unlock+0x11d/0x230
[  244.097732][ T5478]  kobject_add_internal+0x662/0xd00
[  244.103371][ T5478]  kobject_init_and_add+0x122/0x190
[  244.108587][ T5478]  ? lockdep_softirqs_off+0x420/0x420
[  244.113977][ T5478]  ? kobject_add+0x210/0x210
[  244.118750][ T5478]  ? __init_swait_queue_head+0xa5/0x150
[  244.124472][ T5478]  gfs2_sys_fs_add+0x234/0x480
[  244.129230][ T5478]  ? gfs2_recover_set+0x240/0x240
[  244.134530][ T5478]  ? snprintf+0xd7/0x120
[  244.138775][ T5478]  ? __free_pages+0x95/0x1a0
[  244.143698][ T5478]  ? vscnprintf+0x80/0x80
[  244.148295][ T5478]  gfs2_fill_super+0x128d/0x1f50
[  244.153512][ T5478]  ? gfs2_reconfigure+0xcd0/0xcd0
[  244.158612][ T5478]  ? preempt_count_add+0x8d/0x190
[  244.164452][ T5478]  ? sb_set_blocksize+0xa5/0xe0
[  244.170532][ T5478]  get_tree_bdev+0x3f1/0x610
[  244.176106][ T5478]  ? gfs2_reconfigure+0xcd0/0xcd0
[  244.181903][ T5478]  gfs2_get_tree+0x4d/0x1e0
[  244.186625][ T5478]  vfs_get_tree+0x88/0x270
[  244.191317][ T5478]  do_new_mount+0x24a/0xa40
[  244.196019][ T5478]  __se_sys_mount+0x2d6/0x3c0
[  244.201934][ T5478]  ? __x64_sys_mount+0xc0/0xc0
[  244.206844][ T5478]  ? lockdep_hardirqs_on+0x94/0x140
[  244.212565][ T5478]  ? __x64_sys_mount+0x1c/0xc0
[  244.217614][ T5478]  do_syscall_64+0x4c/0xa0
[  244.222028][ T5478]  ? clear_bhb_loop+0x30/0x80
[  244.226930][ T5478]  ? clear_bhb_loop+0x30/0x80
[  244.231877][ T5478]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  244.238288][ T5478] RIP: 0033:0x7f473b4cc38a
[  244.242807][ T5478] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  244.263140][ T5478] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  244.272017][ T5478] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  244.280599][ T5478] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  244.288606][ T5478] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  244.296751][ T5478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  244.304749][ T5478] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  244.313147][ T5478]  </TASK>
[  244.317667][ T5478] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  244.331864][ T5478] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  244.658386][ T5480] loop1: detected capacity change from 0 to 32768
[  244.711301][ T5480] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  244.719848][ T5480] CPU: 1 PID: 5480 Comm: syz.1.194 Not tainted syzkaller #0
[  244.727841][ T5480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  244.738526][ T5480] Call Trace:
[  244.742029][ T5480]  <TASK>
[  244.744976][ T5480]  dump_stack_lvl+0x168/0x230
[  244.749677][ T5480]  ? show_regs_print_info+0x20/0x20
[  244.755325][ T5480]  ? load_image+0x3b0/0x3b0
[  244.760108][ T5480]  sysfs_create_dir_ns+0x252/0x280
[  244.765874][ T5480]  ? __lock_acquire+0x7c60/0x7c60
[  244.771108][ T5480]  ? sysfs_warn_dup+0xa0/0xa0
[  244.776117][ T5480]  ? do_raw_spin_unlock+0x11d/0x230
[  244.781507][ T5480]  kobject_add_internal+0x662/0xd00
[  244.786999][ T5480]  kobject_init_and_add+0x122/0x190
[  244.792711][ T5480]  ? lockdep_softirqs_off+0x420/0x420
[  244.798454][ T5480]  ? kobject_add+0x210/0x210
[  244.803424][ T5480]  ? __init_swait_queue_head+0xa5/0x150
[  244.809544][ T5480]  gfs2_sys_fs_add+0x234/0x480
[  244.814685][ T5480]  ? gfs2_recover_set+0x240/0x240
[  244.820409][ T5480]  ? snprintf+0xd7/0x120
[  244.824827][ T5480]  ? __free_pages+0x95/0x1a0
[  244.829630][ T5480]  ? vscnprintf+0x80/0x80
[  244.834235][ T5480]  gfs2_fill_super+0x128d/0x1f50
[  244.839798][ T5480]  ? gfs2_reconfigure+0xcd0/0xcd0
[  244.844826][ T5480]  ? preempt_count_add+0x8d/0x190
[  244.850298][ T5480]  ? sb_set_blocksize+0xa5/0xe0
[  244.855489][ T5480]  get_tree_bdev+0x3f1/0x610
[  244.860363][ T5480]  ? gfs2_reconfigure+0xcd0/0xcd0
[  244.865556][ T5480]  gfs2_get_tree+0x4d/0x1e0
[  244.870075][ T5480]  vfs_get_tree+0x88/0x270
[  244.874485][ T5480]  do_new_mount+0x24a/0xa40
[  244.879518][ T5480]  __se_sys_mount+0x2d6/0x3c0
[  244.884500][ T5480]  ? __x64_sys_mount+0xc0/0xc0
[  244.889473][ T5480]  ? lockdep_hardirqs_on+0x94/0x140
[  244.895039][ T5480]  ? __x64_sys_mount+0x1c/0xc0
[  244.899886][ T5480]  do_syscall_64+0x4c/0xa0
[  244.904391][ T5480]  ? clear_bhb_loop+0x30/0x80
[  244.909261][ T5480]  ? clear_bhb_loop+0x30/0x80
[  244.914207][ T5480]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  244.920355][ T5480] RIP: 0033:0x7f473b4cc38a
[  244.925287][ T5480] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  244.946933][ T5480] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  244.956073][ T5480] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  244.964414][ T5480] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  244.972831][ T5480] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  244.981427][ T5480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  244.990106][ T5480] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  244.998797][ T5480]  </TASK>
[  245.002788][ T5480] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  245.017932][ T5480] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/12 09:11:12 executed programs: 180
[  245.333848][ T5482] loop1: detected capacity change from 0 to 32768
[  245.354475][ T5482] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  245.362545][ T5482] CPU: 1 PID: 5482 Comm: syz.1.195 Not tainted syzkaller #0
[  245.369980][ T5482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  245.381625][ T5482] Call Trace:
[  245.385188][ T5482]  <TASK>
[  245.388475][ T5482]  dump_stack_lvl+0x168/0x230
[  245.393468][ T5482]  ? show_regs_print_info+0x20/0x20
[  245.398862][ T5482]  ? load_image+0x3b0/0x3b0
[  245.403672][ T5482]  sysfs_create_dir_ns+0x252/0x280
[  245.409024][ T5482]  ? __lock_acquire+0x7c60/0x7c60
[  245.414118][ T5482]  ? sysfs_warn_dup+0xa0/0xa0
[  245.418815][ T5482]  ? do_raw_spin_unlock+0x11d/0x230
[  245.424406][ T5482]  kobject_add_internal+0x662/0xd00
[  245.429856][ T5482]  kobject_init_and_add+0x122/0x190
[  245.435559][ T5482]  ? lockdep_softirqs_off+0x420/0x420
[  245.441367][ T5482]  ? kobject_add+0x210/0x210
[  245.446168][ T5482]  ? __init_swait_queue_head+0xa5/0x150
[  245.452264][ T5482]  gfs2_sys_fs_add+0x234/0x480
[  245.457393][ T5482]  ? gfs2_recover_set+0x240/0x240
[  245.462969][ T5482]  ? snprintf+0xd7/0x120
[  245.467506][ T5482]  ? __free_pages+0x95/0x1a0
[  245.473022][ T5482]  ? vscnprintf+0x80/0x80
[  245.478195][ T5482]  gfs2_fill_super+0x128d/0x1f50
[  245.483725][ T5482]  ? gfs2_reconfigure+0xcd0/0xcd0
[  245.489074][ T5482]  ? preempt_count_add+0x8d/0x190
[  245.494427][ T5482]  ? sb_set_blocksize+0xa5/0xe0
[  245.499598][ T5482]  get_tree_bdev+0x3f1/0x610
[  245.504699][ T5482]  ? gfs2_reconfigure+0xcd0/0xcd0
[  245.510441][ T5482]  gfs2_get_tree+0x4d/0x1e0
[  245.515221][ T5482]  vfs_get_tree+0x88/0x270
[  245.521935][ T5482]  do_new_mount+0x24a/0xa40
[  245.526658][ T5482]  __se_sys_mount+0x2d6/0x3c0
[  245.531703][ T5482]  ? __x64_sys_mount+0xc0/0xc0
[  245.536763][ T5482]  ? lockdep_hardirqs_on+0x94/0x140
[  245.542502][ T5482]  ? __x64_sys_mount+0x1c/0xc0
[  245.548385][ T5482]  do_syscall_64+0x4c/0xa0
[  245.553584][ T5482]  ? clear_bhb_loop+0x30/0x80
[  245.559148][ T5482]  ? clear_bhb_loop+0x30/0x80
[  245.564658][ T5482]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  245.570818][ T5482] RIP: 0033:0x7f473b4cc38a
[  245.575990][ T5482] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  245.597242][ T5482] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  245.606615][ T5482] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  245.615104][ T5482] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  245.623244][ T5482] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  245.631409][ T5482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  245.640499][ T5482] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  245.648565][ T5482]  </TASK>
[  245.658296][ T5482] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  245.673783][ T5482] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  246.005086][ T5484] loop1: detected capacity change from 0 to 32768
[  246.064615][ T5484] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  246.072448][ T5484] CPU: 1 PID: 5484 Comm: syz.1.196 Not tainted syzkaller #0
[  246.080313][ T5484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  246.090644][ T5484] Call Trace:
[  246.094023][ T5484]  <TASK>
[  246.097139][ T5484]  dump_stack_lvl+0x168/0x230
[  246.101833][ T5484]  ? show_regs_print_info+0x20/0x20
[  246.107665][ T5484]  ? load_image+0x3b0/0x3b0
[  246.112365][ T5484]  sysfs_create_dir_ns+0x252/0x280
[  246.117673][ T5484]  ? __lock_acquire+0x7c60/0x7c60
[  246.122713][ T5484]  ? sysfs_warn_dup+0xa0/0xa0
[  246.127412][ T5484]  ? do_raw_spin_unlock+0x11d/0x230
[  246.133081][ T5484]  kobject_add_internal+0x662/0xd00
[  246.138503][ T5484]  kobject_init_and_add+0x122/0x190
[  246.144664][ T5484]  ? lockdep_softirqs_off+0x420/0x420
[  246.150448][ T5484]  ? kobject_add+0x210/0x210
[  246.155353][ T5484]  ? __init_swait_queue_head+0xa5/0x150
[  246.161780][ T5484]  gfs2_sys_fs_add+0x234/0x480
[  246.167004][ T5484]  ? gfs2_recover_set+0x240/0x240
[  246.172304][ T5484]  ? snprintf+0xd7/0x120
[  246.176856][ T5484]  ? __free_pages+0x95/0x1a0
[  246.181780][ T5484]  ? vscnprintf+0x80/0x80
[  246.186569][ T5484]  gfs2_fill_super+0x128d/0x1f50
[  246.191774][ T5484]  ? gfs2_reconfigure+0xcd0/0xcd0
[  246.196793][ T5484]  ? preempt_count_add+0x8d/0x190
[  246.202102][ T5484]  ? sb_set_blocksize+0xa5/0xe0
[  246.207306][ T5484]  get_tree_bdev+0x3f1/0x610
[  246.212012][ T5484]  ? gfs2_reconfigure+0xcd0/0xcd0
[  246.217199][ T5484]  gfs2_get_tree+0x4d/0x1e0
[  246.221975][ T5484]  vfs_get_tree+0x88/0x270
[  246.226552][ T5484]  do_new_mount+0x24a/0xa40
[  246.231829][ T5484]  __se_sys_mount+0x2d6/0x3c0
[  246.237707][ T5484]  ? __x64_sys_mount+0xc0/0xc0
[  246.242847][ T5484]  ? lockdep_hardirqs_on+0x94/0x140
[  246.249349][ T5484]  ? __x64_sys_mount+0x1c/0xc0
[  246.254997][ T5484]  do_syscall_64+0x4c/0xa0
[  246.259542][ T5484]  ? clear_bhb_loop+0x30/0x80
[  246.264491][ T5484]  ? clear_bhb_loop+0x30/0x80
[  246.269190][ T5484]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  246.275264][ T5484] RIP: 0033:0x7f473b4cc38a
[  246.279992][ T5484] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  246.300589][ T5484] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  246.310420][ T5484] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  246.318967][ T5484] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  246.327324][ T5484] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  246.335469][ T5484] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  246.343519][ T5484] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  246.352181][ T5484]  </TASK>
[  246.357579][ T5484] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  246.371211][ T5484] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  246.708508][ T5486] loop1: detected capacity change from 0 to 32768
[  246.776493][ T5486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  246.784457][ T5486] CPU: 0 PID: 5486 Comm: syz.1.197 Not tainted syzkaller #0
[  246.793027][ T5486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  246.803740][ T5486] Call Trace:
[  246.807033][ T5486]  <TASK>
[  246.809969][ T5486]  dump_stack_lvl+0x168/0x230
[  246.815150][ T5486]  ? show_regs_print_info+0x20/0x20
[  246.820618][ T5486]  ? load_image+0x3b0/0x3b0
[  246.825309][ T5486]  sysfs_create_dir_ns+0x252/0x280
[  246.830800][ T5486]  ? __lock_acquire+0x7c60/0x7c60
[  246.835851][ T5486]  ? sysfs_warn_dup+0xa0/0xa0
[  246.840634][ T5486]  ? do_raw_spin_unlock+0x11d/0x230
[  246.846228][ T5486]  kobject_add_internal+0x662/0xd00
[  246.851843][ T5486]  kobject_init_and_add+0x122/0x190
[  246.857153][ T5486]  ? lockdep_softirqs_off+0x420/0x420
[  246.862632][ T5486]  ? kobject_add+0x210/0x210
[  246.867684][ T5486]  ? __init_swait_queue_head+0xa5/0x150
[  246.873326][ T5486]  gfs2_sys_fs_add+0x234/0x480
[  246.878898][ T5486]  ? gfs2_recover_set+0x240/0x240
[  246.884504][ T5486]  ? snprintf+0xd7/0x120
[  246.889142][ T5486]  ? __free_pages+0x95/0x1a0
[  246.893912][ T5486]  ? vscnprintf+0x80/0x80
[  246.898243][ T5486]  gfs2_fill_super+0x128d/0x1f50
[  246.903521][ T5486]  ? gfs2_reconfigure+0xcd0/0xcd0
[  246.908545][ T5486]  ? preempt_count_add+0x8d/0x190
[  246.913582][ T5486]  ? sb_set_blocksize+0xa5/0xe0
[  246.918425][ T5486]  get_tree_bdev+0x3f1/0x610
[  246.923091][ T5486]  ? gfs2_reconfigure+0xcd0/0xcd0
[  246.928413][ T5486]  gfs2_get_tree+0x4d/0x1e0
[  246.933400][ T5486]  vfs_get_tree+0x88/0x270
[  246.938367][ T5486]  do_new_mount+0x24a/0xa40
[  246.943158][ T5486]  __se_sys_mount+0x2d6/0x3c0
[  246.947991][ T5486]  ? __x64_sys_mount+0xc0/0xc0
[  246.953499][ T5486]  ? lockdep_hardirqs_on+0x94/0x140
[  246.958827][ T5486]  ? __x64_sys_mount+0x1c/0xc0
[  246.963608][ T5486]  do_syscall_64+0x4c/0xa0
[  246.968106][ T5486]  ? clear_bhb_loop+0x30/0x80
[  246.972947][ T5486]  ? clear_bhb_loop+0x30/0x80
[  246.977747][ T5486]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  246.983895][ T5486] RIP: 0033:0x7f473b4cc38a
[  246.988574][ T5486] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  247.009193][ T5486] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.017694][ T5486] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  247.025858][ T5486] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  247.034390][ T5486] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  247.043101][ T5486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  247.051934][ T5486] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  247.060704][ T5486]  </TASK>
[  247.065675][ T5486] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  247.081127][ T5486] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  247.388988][ T5488] loop1: detected capacity change from 0 to 32768
[  247.449542][ T5488] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  247.457204][ T5488] CPU: 0 PID: 5488 Comm: syz.1.198 Not tainted syzkaller #0
[  247.464710][ T5488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  247.475511][ T5488] Call Trace:
[  247.478882][ T5488]  <TASK>
[  247.481874][ T5488]  dump_stack_lvl+0x168/0x230
[  247.486664][ T5488]  ? show_regs_print_info+0x20/0x20
[  247.491955][ T5488]  ? load_image+0x3b0/0x3b0
[  247.496766][ T5488]  sysfs_create_dir_ns+0x252/0x280
[  247.501901][ T5488]  ? __lock_acquire+0x7c60/0x7c60
[  247.507033][ T5488]  ? sysfs_warn_dup+0xa0/0xa0
[  247.512483][ T5488]  ? do_raw_spin_unlock+0x11d/0x230
[  247.517935][ T5488]  kobject_add_internal+0x662/0xd00
[  247.523508][ T5488]  kobject_init_and_add+0x122/0x190
[  247.529713][ T5488]  ? lockdep_softirqs_off+0x420/0x420
[  247.536458][ T5488]  ? kobject_add+0x210/0x210
[  247.541381][ T5488]  ? __init_swait_queue_head+0xa5/0x150
[  247.547514][ T5488]  gfs2_sys_fs_add+0x234/0x480
[  247.553021][ T5488]  ? gfs2_recover_set+0x240/0x240
[  247.558704][ T5488]  ? snprintf+0xd7/0x120
[  247.563160][ T5488]  ? __free_pages+0x95/0x1a0
[  247.568243][ T5488]  ? vscnprintf+0x80/0x80
[  247.573160][ T5488]  gfs2_fill_super+0x128d/0x1f50
[  247.578958][ T5488]  ? gfs2_reconfigure+0xcd0/0xcd0
[  247.584126][ T5488]  ? preempt_count_add+0x8d/0x190
[  247.589240][ T5488]  ? sb_set_blocksize+0xa5/0xe0
[  247.594105][ T5488]  get_tree_bdev+0x3f1/0x610
[  247.598983][ T5488]  ? gfs2_reconfigure+0xcd0/0xcd0
[  247.604391][ T5488]  gfs2_get_tree+0x4d/0x1e0
[  247.609258][ T5488]  vfs_get_tree+0x88/0x270
[  247.613676][ T5488]  do_new_mount+0x24a/0xa40
[  247.618177][ T5488]  __se_sys_mount+0x2d6/0x3c0
[  247.623449][ T5488]  ? __x64_sys_mount+0xc0/0xc0
[  247.628417][ T5488]  ? lockdep_hardirqs_on+0x94/0x140
[  247.634013][ T5488]  ? __x64_sys_mount+0x1c/0xc0
[  247.639047][ T5488]  do_syscall_64+0x4c/0xa0
[  247.643728][ T5488]  ? clear_bhb_loop+0x30/0x80
[  247.648745][ T5488]  ? clear_bhb_loop+0x30/0x80
[  247.653708][ T5488]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  247.659951][ T5488] RIP: 0033:0x7f473b4cc38a
[  247.664534][ T5488] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  247.685037][ T5488] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  247.693792][ T5488] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  247.701874][ T5488] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  247.710317][ T5488] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  247.719042][ T5488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  247.727698][ T5488] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  247.736124][ T5488]  </TASK>
[  247.740505][ T5488] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  247.755115][ T5488] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  248.066123][ T5490] loop1: detected capacity change from 0 to 32768
[  248.133725][ T5490] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  248.142226][ T5490] CPU: 0 PID: 5490 Comm: syz.1.199 Not tainted syzkaller #0
[  248.149620][ T5490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  248.160508][ T5490] Call Trace:
[  248.164002][ T5490]  <TASK>
[  248.166985][ T5490]  dump_stack_lvl+0x168/0x230
[  248.172230][ T5490]  ? show_regs_print_info+0x20/0x20
[  248.177445][ T5490]  ? load_image+0x3b0/0x3b0
[  248.181971][ T5490]  sysfs_create_dir_ns+0x252/0x280
[  248.187184][ T5490]  ? __lock_acquire+0x7c60/0x7c60
[  248.192405][ T5490]  ? sysfs_warn_dup+0xa0/0xa0
[  248.197103][ T5490]  ? do_raw_spin_unlock+0x11d/0x230
[  248.202339][ T5490]  kobject_add_internal+0x662/0xd00
[  248.207654][ T5490]  kobject_init_and_add+0x122/0x190
[  248.213128][ T5490]  ? lockdep_softirqs_off+0x420/0x420
[  248.218720][ T5490]  ? kobject_add+0x210/0x210
[  248.223370][ T5490]  ? __init_swait_queue_head+0xa5/0x150
[  248.229291][ T5490]  gfs2_sys_fs_add+0x234/0x480
[  248.234072][ T5490]  ? gfs2_recover_set+0x240/0x240
[  248.239269][ T5490]  ? snprintf+0xd7/0x120
[  248.243614][ T5490]  ? __free_pages+0x95/0x1a0
[  248.248389][ T5490]  ? vscnprintf+0x80/0x80
[  248.252774][ T5490]  gfs2_fill_super+0x128d/0x1f50
[  248.257875][ T5490]  ? gfs2_reconfigure+0xcd0/0xcd0
[  248.263119][ T5490]  ? preempt_count_add+0x8d/0x190
[  248.268581][ T5490]  ? sb_set_blocksize+0xa5/0xe0
[  248.273635][ T5490]  get_tree_bdev+0x3f1/0x610
[  248.278519][ T5490]  ? gfs2_reconfigure+0xcd0/0xcd0
[  248.283546][ T5490]  gfs2_get_tree+0x4d/0x1e0
[  248.288257][ T5490]  vfs_get_tree+0x88/0x270
[  248.293193][ T5490]  do_new_mount+0x24a/0xa40
[  248.297892][ T5490]  __se_sys_mount+0x2d6/0x3c0
[  248.303019][ T5490]  ? __x64_sys_mount+0xc0/0xc0
[  248.308000][ T5490]  ? lockdep_hardirqs_on+0x94/0x140
[  248.313477][ T5490]  ? __x64_sys_mount+0x1c/0xc0
[  248.318502][ T5490]  do_syscall_64+0x4c/0xa0
[  248.323455][ T5490]  ? clear_bhb_loop+0x30/0x80
[  248.328309][ T5490]  ? clear_bhb_loop+0x30/0x80
[  248.333161][ T5490]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  248.339655][ T5490] RIP: 0033:0x7f473b4cc38a
[  248.344083][ T5490] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  248.364102][ T5490] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  248.372529][ T5490] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  248.381112][ T5490] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  248.389172][ T5490] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  248.397787][ T5490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  248.406199][ T5490] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  248.414174][ T5490]  </TASK>
[  248.418485][ T5490] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  248.432404][ T5490] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  248.764269][ T5492] loop1: detected capacity change from 0 to 32768
[  248.813842][ T5492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  248.822038][ T5492] CPU: 1 PID: 5492 Comm: syz.1.200 Not tainted syzkaller #0
[  248.829573][ T5492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  248.840453][ T5492] Call Trace:
[  248.843748][ T5492]  <TASK>
[  248.846746][ T5492]  dump_stack_lvl+0x168/0x230
[  248.852064][ T5492]  ? show_regs_print_info+0x20/0x20
[  248.857470][ T5492]  ? load_image+0x3b0/0x3b0
[  248.862106][ T5492]  sysfs_create_dir_ns+0x252/0x280
[  248.867275][ T5492]  ? __lock_acquire+0x7c60/0x7c60
[  248.872606][ T5492]  ? sysfs_warn_dup+0xa0/0xa0
[  248.877785][ T5492]  ? do_raw_spin_unlock+0x11d/0x230
[  248.883370][ T5492]  kobject_add_internal+0x662/0xd00
[  248.889321][ T5492]  kobject_init_and_add+0x122/0x190
[  248.895237][ T5492]  ? lockdep_softirqs_off+0x420/0x420
[  248.900812][ T5492]  ? kobject_add+0x210/0x210
[  248.905614][ T5492]  ? __init_swait_queue_head+0xa5/0x150
[  248.911263][ T5492]  gfs2_sys_fs_add+0x234/0x480
[  248.916871][ T5492]  ? gfs2_recover_set+0x240/0x240
[  248.922234][ T5492]  ? snprintf+0xd7/0x120
[  248.926863][ T5492]  ? __free_pages+0x95/0x1a0
[  248.932620][ T5492]  ? vscnprintf+0x80/0x80
[  248.937581][ T5492]  gfs2_fill_super+0x128d/0x1f50
[  248.943208][ T5492]  ? gfs2_reconfigure+0xcd0/0xcd0
[  248.948804][ T5492]  ? preempt_count_add+0x8d/0x190
[  248.954862][ T5492]  ? sb_set_blocksize+0xa5/0xe0
[  248.959982][ T5492]  get_tree_bdev+0x3f1/0x610
[  248.965105][ T5492]  ? gfs2_reconfigure+0xcd0/0xcd0
[  248.970309][ T5492]  gfs2_get_tree+0x4d/0x1e0
[  248.975514][ T5492]  vfs_get_tree+0x88/0x270
[  248.980338][ T5492]  do_new_mount+0x24a/0xa40
[  248.985349][ T5492]  __se_sys_mount+0x2d6/0x3c0
[  248.990403][ T5492]  ? __x64_sys_mount+0xc0/0xc0
[  248.995712][ T5492]  ? lockdep_hardirqs_on+0x94/0x140
[  249.001112][ T5492]  ? __x64_sys_mount+0x1c/0xc0
[  249.006212][ T5492]  do_syscall_64+0x4c/0xa0
[  249.011120][ T5492]  ? clear_bhb_loop+0x30/0x80
[  249.017060][ T5492]  ? clear_bhb_loop+0x30/0x80
[  249.022898][ T5492]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  249.029510][ T5492] RIP: 0033:0x7f473b4cc38a
[  249.034309][ T5492] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  249.056250][ T5492] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.065708][ T5492] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  249.075150][ T5492] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  249.083205][ T5492] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  249.091379][ T5492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  249.100218][ T5492] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  249.108938][ T5492]  </TASK>
[  249.113612][ T5492] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  249.128219][ T5492] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  249.469326][ T5494] loop1: detected capacity change from 0 to 32768
[  249.512629][ T5494] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  249.520555][ T5494] CPU: 1 PID: 5494 Comm: syz.1.201 Not tainted syzkaller #0
[  249.528403][ T5494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  249.538818][ T5494] Call Trace:
[  249.542285][ T5494]  <TASK>
[  249.545342][ T5494]  dump_stack_lvl+0x168/0x230
[  249.550229][ T5494]  ? show_regs_print_info+0x20/0x20
[  249.555896][ T5494]  ? load_image+0x3b0/0x3b0
[  249.560601][ T5494]  sysfs_create_dir_ns+0x252/0x280
[  249.565928][ T5494]  ? __lock_acquire+0x7c60/0x7c60
[  249.571368][ T5494]  ? sysfs_warn_dup+0xa0/0xa0
[  249.576285][ T5494]  ? do_raw_spin_unlock+0x11d/0x230
[  249.581822][ T5494]  kobject_add_internal+0x662/0xd00
[  249.587631][ T5494]  kobject_init_and_add+0x122/0x190
[  249.593264][ T5494]  ? lockdep_softirqs_off+0x420/0x420
[  249.599218][ T5494]  ? kobject_add+0x210/0x210
[  249.604085][ T5494]  ? __init_swait_queue_head+0xa5/0x150
[  249.611249][ T5494]  gfs2_sys_fs_add+0x234/0x480
[  249.616448][ T5494]  ? gfs2_recover_set+0x240/0x240
[  249.621698][ T5494]  ? snprintf+0xd7/0x120
[  249.626134][ T5494]  ? __free_pages+0x95/0x1a0
[  249.630945][ T5494]  ? vscnprintf+0x80/0x80
[  249.635278][ T5494]  gfs2_fill_super+0x128d/0x1f50
[  249.640429][ T5494]  ? gfs2_reconfigure+0xcd0/0xcd0
[  249.646905][ T5494]  ? preempt_count_add+0x8d/0x190
[  249.652034][ T5494]  ? sb_set_blocksize+0xa5/0xe0
[  249.657234][ T5494]  get_tree_bdev+0x3f1/0x610
[  249.662301][ T5494]  ? gfs2_reconfigure+0xcd0/0xcd0
[  249.667628][ T5494]  gfs2_get_tree+0x4d/0x1e0
[  249.672384][ T5494]  vfs_get_tree+0x88/0x270
[  249.676829][ T5494]  do_new_mount+0x24a/0xa40
[  249.681417][ T5494]  __se_sys_mount+0x2d6/0x3c0
[  249.686442][ T5494]  ? __x64_sys_mount+0xc0/0xc0
[  249.691491][ T5494]  ? lockdep_hardirqs_on+0x94/0x140
[  249.697012][ T5494]  ? __x64_sys_mount+0x1c/0xc0
[  249.701948][ T5494]  do_syscall_64+0x4c/0xa0
[  249.706699][ T5494]  ? clear_bhb_loop+0x30/0x80
[  249.711783][ T5494]  ? clear_bhb_loop+0x30/0x80
[  249.716496][ T5494]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  249.722560][ T5494] RIP: 0033:0x7f473b4cc38a
[  249.727877][ T5494] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  249.748476][ T5494] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  249.757448][ T5494] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  249.766341][ T5494] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  249.775871][ T5494] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  249.784019][ T5494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  249.792974][ T5494] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  249.802728][ T5494]  </TASK>
[  249.807438][ T5494] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  249.822128][ T5494] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  250.171380][ T5496] loop1: detected capacity change from 0 to 32768
[  250.242803][ T5496] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  250.254005][ T5496] CPU: 0 PID: 5496 Comm: syz.1.202 Not tainted syzkaller #0
[  250.261777][ T5496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  250.272453][ T5496] Call Trace:
[  250.276037][ T5496]  <TASK>
[  250.279228][ T5496]  dump_stack_lvl+0x168/0x230
[  250.284228][ T5496]  ? show_regs_print_info+0x20/0x20
[  250.289749][ T5496]  ? load_image+0x3b0/0x3b0
[  250.294653][ T5496]  sysfs_create_dir_ns+0x252/0x280
[  250.300144][ T5496]  ? __lock_acquire+0x7c60/0x7c60
[  250.305285][ T5496]  ? sysfs_warn_dup+0xa0/0xa0
[  250.311025][ T5496]  ? do_raw_spin_unlock+0x11d/0x230
[  250.316456][ T5496]  kobject_add_internal+0x662/0xd00
[  250.321937][ T5496]  kobject_init_and_add+0x122/0x190
[  250.327306][ T5496]  ? lockdep_softirqs_off+0x420/0x420
[  250.332756][ T5496]  ? kobject_add+0x210/0x210
[  250.337508][ T5496]  ? __init_swait_queue_head+0xa5/0x150
[  250.343330][ T5496]  gfs2_sys_fs_add+0x234/0x480
[  250.348085][ T5496]  ? gfs2_recover_set+0x240/0x240
[  250.353652][ T5496]  ? snprintf+0xd7/0x120
[  250.358078][ T5496]  ? __free_pages+0x95/0x1a0
[  250.362673][ T5496]  ? vscnprintf+0x80/0x80
[  250.367098][ T5496]  gfs2_fill_super+0x128d/0x1f50
[  250.372040][ T5496]  ? gfs2_reconfigure+0xcd0/0xcd0
[  250.377082][ T5496]  ? preempt_count_add+0x8d/0x190
[  250.382113][ T5496]  ? sb_set_blocksize+0xa5/0xe0
[  250.386961][ T5496]  get_tree_bdev+0x3f1/0x610
[  250.391646][ T5496]  ? gfs2_reconfigure+0xcd0/0xcd0
[  250.396958][ T5496]  gfs2_get_tree+0x4d/0x1e0
[  250.402154][ T5496]  vfs_get_tree+0x88/0x270
[  250.406664][ T5496]  do_new_mount+0x24a/0xa40
[  250.411170][ T5496]  __se_sys_mount+0x2d6/0x3c0
[  250.416045][ T5496]  ? __x64_sys_mount+0xc0/0xc0
[  250.421081][ T5496]  ? lockdep_hardirqs_on+0x94/0x140
[  250.426771][ T5496]  ? __x64_sys_mount+0x1c/0xc0
[  250.431984][ T5496]  do_syscall_64+0x4c/0xa0
[  250.436793][ T5496]  ? clear_bhb_loop+0x30/0x80
[  250.441718][ T5496]  ? clear_bhb_loop+0x30/0x80
[  250.446673][ T5496]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  250.453175][ T5496] RIP: 0033:0x7f473b4cc38a
[  250.457687][ T5496] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  250.478515][ T5496] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  250.487641][ T5496] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  250.496396][ T5496] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  250.504865][ T5496] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  250.514226][ T5496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  250.523188][ T5496] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  250.533194][ T5496]  </TASK>
[  250.537618][ T5496] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  250.552673][ T5496] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/12 09:11:17 executed programs: 188
[  250.908361][ T5498] loop1: detected capacity change from 0 to 32768
[  250.971823][ T5498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  250.979495][ T5498] CPU: 0 PID: 5498 Comm: syz.1.203 Not tainted syzkaller #0
[  250.987265][ T5498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  250.997921][ T5498] Call Trace:
[  251.001565][ T5498]  <TASK>
[  251.004952][ T5498]  dump_stack_lvl+0x168/0x230
[  251.009747][ T5498]  ? show_regs_print_info+0x20/0x20
[  251.015313][ T5498]  ? load_image+0x3b0/0x3b0
[  251.020126][ T5498]  sysfs_create_dir_ns+0x252/0x280
[  251.026382][ T5498]  ? __lock_acquire+0x7c60/0x7c60
[  251.031805][ T5498]  ? sysfs_warn_dup+0xa0/0xa0
[  251.036685][ T5498]  ? do_raw_spin_unlock+0x11d/0x230
[  251.042111][ T5498]  kobject_add_internal+0x662/0xd00
[  251.047898][ T5498]  kobject_init_and_add+0x122/0x190
[  251.054098][ T5498]  ? lockdep_softirqs_off+0x420/0x420
[  251.059927][ T5498]  ? kobject_add+0x210/0x210
[  251.065046][ T5498]  ? __init_swait_queue_head+0xa5/0x150
[  251.071793][ T5498]  gfs2_sys_fs_add+0x234/0x480
[  251.076991][ T5498]  ? gfs2_recover_set+0x240/0x240
[  251.082832][ T5498]  ? snprintf+0xd7/0x120
[  251.087402][ T5498]  ? __free_pages+0x95/0x1a0
[  251.092672][ T5498]  ? vscnprintf+0x80/0x80
[  251.097113][ T5498]  gfs2_fill_super+0x128d/0x1f50
[  251.102458][ T5498]  ? gfs2_reconfigure+0xcd0/0xcd0
[  251.108097][ T5498]  ? preempt_count_add+0x8d/0x190
[  251.113247][ T5498]  ? sb_set_blocksize+0xa5/0xe0
[  251.118096][ T5498]  get_tree_bdev+0x3f1/0x610
[  251.124696][ T5498]  ? gfs2_reconfigure+0xcd0/0xcd0
[  251.129989][ T5498]  gfs2_get_tree+0x4d/0x1e0
[  251.134929][ T5498]  vfs_get_tree+0x88/0x270
[  251.140534][ T5498]  do_new_mount+0x24a/0xa40
[  251.145273][ T5498]  __se_sys_mount+0x2d6/0x3c0
[  251.151021][ T5498]  ? __x64_sys_mount+0xc0/0xc0
[  251.156048][ T5498]  ? lockdep_hardirqs_on+0x94/0x140
[  251.161240][ T5498]  ? __x64_sys_mount+0x1c/0xc0
[  251.166157][ T5498]  do_syscall_64+0x4c/0xa0
[  251.171316][ T5498]  ? clear_bhb_loop+0x30/0x80
[  251.176200][ T5498]  ? clear_bhb_loop+0x30/0x80
[  251.181144][ T5498]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  251.187044][ T5498] RIP: 0033:0x7f473b4cc38a
[  251.191998][ T5498] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  251.212586][ T5498] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.221915][ T5498] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  251.230719][ T5498] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  251.239038][ T5498] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  251.247620][ T5498] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  251.256113][ T5498] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  251.264204][ T5498]  </TASK>
[  251.268636][ T5498] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  251.281966][ T5498] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  251.650104][ T5500] loop1: detected capacity change from 0 to 32768
[  251.694040][ T5500] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  251.701922][ T5500] CPU: 1 PID: 5500 Comm: syz.1.204 Not tainted syzkaller #0
[  251.709424][ T5500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  251.720026][ T5500] Call Trace:
[  251.723555][ T5500]  <TASK>
[  251.726588][ T5500]  dump_stack_lvl+0x168/0x230
[  251.731619][ T5500]  ? show_regs_print_info+0x20/0x20
[  251.736921][ T5500]  ? load_image+0x3b0/0x3b0
[  251.741619][ T5500]  sysfs_create_dir_ns+0x252/0x280
[  251.746837][ T5500]  ? __lock_acquire+0x7c60/0x7c60
[  251.751913][ T5500]  ? sysfs_warn_dup+0xa0/0xa0
[  251.756635][ T5500]  ? do_raw_spin_unlock+0x11d/0x230
[  251.761934][ T5500]  kobject_add_internal+0x662/0xd00
[  251.767326][ T5500]  kobject_init_and_add+0x122/0x190
[  251.772792][ T5500]  ? lockdep_softirqs_off+0x420/0x420
[  251.778448][ T5500]  ? kobject_add+0x210/0x210
[  251.783149][ T5500]  ? __init_swait_queue_head+0xa5/0x150
[  251.788949][ T5500]  gfs2_sys_fs_add+0x234/0x480
[  251.794183][ T5500]  ? gfs2_recover_set+0x240/0x240
[  251.799396][ T5500]  ? snprintf+0xd7/0x120
[  251.804039][ T5500]  ? __free_pages+0x95/0x1a0
[  251.808725][ T5500]  ? vscnprintf+0x80/0x80
[  251.813154][ T5500]  gfs2_fill_super+0x128d/0x1f50
[  251.818115][ T5500]  ? gfs2_reconfigure+0xcd0/0xcd0
[  251.823639][ T5500]  ? preempt_count_add+0x8d/0x190
[  251.829321][ T5500]  ? sb_set_blocksize+0xa5/0xe0
[  251.834829][ T5500]  get_tree_bdev+0x3f1/0x610
[  251.839563][ T5500]  ? gfs2_reconfigure+0xcd0/0xcd0
[  251.845236][ T5500]  gfs2_get_tree+0x4d/0x1e0
[  251.850092][ T5500]  vfs_get_tree+0x88/0x270
[  251.854689][ T5500]  do_new_mount+0x24a/0xa40
[  251.859280][ T5500]  __se_sys_mount+0x2d6/0x3c0
[  251.864129][ T5500]  ? __x64_sys_mount+0xc0/0xc0
[  251.869429][ T5500]  ? lockdep_hardirqs_on+0x94/0x140
[  251.875293][ T5500]  ? __x64_sys_mount+0x1c/0xc0
[  251.880123][ T5500]  do_syscall_64+0x4c/0xa0
[  251.885044][ T5500]  ? clear_bhb_loop+0x30/0x80
[  251.890518][ T5500]  ? clear_bhb_loop+0x30/0x80
[  251.897094][ T5500]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  251.903294][ T5500] RIP: 0033:0x7f473b4cc38a
[  251.908023][ T5500] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  251.928422][ T5500] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  251.937739][ T5500] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  251.946772][ T5500] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  251.955481][ T5500] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  251.963757][ T5500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  251.972117][ T5500] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  251.980454][ T5500]  </TASK>
[  251.991503][ T5500] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  252.005550][ T5500] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  252.345866][ T5502] loop1: detected capacity change from 0 to 32768
[  252.406907][ T5502] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  252.419976][ T5502] CPU: 1 PID: 5502 Comm: syz.1.205 Not tainted syzkaller #0
[  252.427385][ T5502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  252.438040][ T5502] Call Trace:
[  252.441587][ T5502]  <TASK>
[  252.444617][ T5502]  dump_stack_lvl+0x168/0x230
[  252.449504][ T5502]  ? show_regs_print_info+0x20/0x20
[  252.454976][ T5502]  ? load_image+0x3b0/0x3b0
[  252.459502][ T5502]  sysfs_create_dir_ns+0x252/0x280
[  252.464714][ T5502]  ? __lock_acquire+0x7c60/0x7c60
[  252.470343][ T5502]  ? sysfs_warn_dup+0xa0/0xa0
[  252.475153][ T5502]  ? do_raw_spin_unlock+0x11d/0x230
[  252.480537][ T5502]  kobject_add_internal+0x662/0xd00
[  252.485751][ T5502]  kobject_init_and_add+0x122/0x190
[  252.490970][ T5502]  ? lockdep_softirqs_off+0x420/0x420
[  252.496709][ T5502]  ? kobject_add+0x210/0x210
[  252.501622][ T5502]  ? __init_swait_queue_head+0xa5/0x150
[  252.507287][ T5502]  gfs2_sys_fs_add+0x234/0x480
[  252.512169][ T5502]  ? gfs2_recover_set+0x240/0x240
[  252.517471][ T5502]  ? snprintf+0xd7/0x120
[  252.522088][ T5502]  ? __free_pages+0x95/0x1a0
[  252.527484][ T5502]  ? vscnprintf+0x80/0x80
[  252.532404][ T5502]  gfs2_fill_super+0x128d/0x1f50
[  252.537976][ T5502]  ? gfs2_reconfigure+0xcd0/0xcd0
[  252.543224][ T5502]  ? preempt_count_add+0x8d/0x190
[  252.548826][ T5502]  ? sb_set_blocksize+0xa5/0xe0
[  252.554114][ T5502]  get_tree_bdev+0x3f1/0x610
[  252.558978][ T5502]  ? gfs2_reconfigure+0xcd0/0xcd0
[  252.564211][ T5502]  gfs2_get_tree+0x4d/0x1e0
[  252.569093][ T5502]  vfs_get_tree+0x88/0x270
[  252.573813][ T5502]  do_new_mount+0x24a/0xa40
[  252.578514][ T5502]  __se_sys_mount+0x2d6/0x3c0
[  252.583224][ T5502]  ? __x64_sys_mount+0xc0/0xc0
[  252.588164][ T5502]  ? lockdep_hardirqs_on+0x94/0x140
[  252.593616][ T5502]  ? __x64_sys_mount+0x1c/0xc0
[  252.598596][ T5502]  do_syscall_64+0x4c/0xa0
[  252.603339][ T5502]  ? clear_bhb_loop+0x30/0x80
[  252.608274][ T5502]  ? clear_bhb_loop+0x30/0x80
[  252.613466][ T5502]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  252.620045][ T5502] RIP: 0033:0x7f473b4cc38a
[  252.624699][ T5502] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  252.647468][ T5502] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  252.656323][ T5502] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  252.664900][ T5502] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  252.673633][ T5502] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  252.681916][ T5502] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  252.690753][ T5502] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  252.699028][ T5502]  </TASK>
[  252.703074][ T5502] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  252.716718][ T5502] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  253.031911][ T5504] loop1: detected capacity change from 0 to 32768
[  253.089885][ T5504] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  253.097621][ T5504] CPU: 0 PID: 5504 Comm: syz.1.206 Not tainted syzkaller #0
[  253.105299][ T5504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  253.115795][ T5504] Call Trace:
[  253.119175][ T5504]  <TASK>
[  253.122126][ T5504]  dump_stack_lvl+0x168/0x230
[  253.126911][ T5504]  ? show_regs_print_info+0x20/0x20
[  253.132209][ T5504]  ? load_image+0x3b0/0x3b0
[  253.136917][ T5504]  sysfs_create_dir_ns+0x252/0x280
[  253.142223][ T5504]  ? __lock_acquire+0x7c60/0x7c60
[  253.147582][ T5504]  ? sysfs_warn_dup+0xa0/0xa0
[  253.152544][ T5504]  ? do_raw_spin_unlock+0x11d/0x230
[  253.157838][ T5504]  kobject_add_internal+0x662/0xd00
[  253.163235][ T5504]  kobject_init_and_add+0x122/0x190
[  253.168454][ T5504]  ? lockdep_softirqs_off+0x420/0x420
[  253.175042][ T5504]  ? kobject_add+0x210/0x210
[  253.180395][ T5504]  ? __init_swait_queue_head+0xa5/0x150
[  253.186145][ T5504]  gfs2_sys_fs_add+0x234/0x480
[  253.191318][ T5504]  ? gfs2_recover_set+0x240/0x240
[  253.196461][ T5504]  ? snprintf+0xd7/0x120
[  253.200891][ T5504]  ? __free_pages+0x95/0x1a0
[  253.205770][ T5504]  ? vscnprintf+0x80/0x80
[  253.210189][ T5504]  gfs2_fill_super+0x128d/0x1f50
[  253.215483][ T5504]  ? gfs2_reconfigure+0xcd0/0xcd0
[  253.220688][ T5504]  ? preempt_count_add+0x8d/0x190
[  253.226190][ T5504]  ? sb_set_blocksize+0xa5/0xe0
[  253.231269][ T5504]  get_tree_bdev+0x3f1/0x610
[  253.236439][ T5504]  ? gfs2_reconfigure+0xcd0/0xcd0
[  253.241954][ T5504]  gfs2_get_tree+0x4d/0x1e0
[  253.246684][ T5504]  vfs_get_tree+0x88/0x270
[  253.251877][ T5504]  do_new_mount+0x24a/0xa40
[  253.257616][ T5504]  __se_sys_mount+0x2d6/0x3c0
[  253.262308][ T5504]  ? __x64_sys_mount+0xc0/0xc0
[  253.268127][ T5504]  ? lockdep_hardirqs_on+0x94/0x140
[  253.273680][ T5504]  ? __x64_sys_mount+0x1c/0xc0
[  253.278533][ T5504]  do_syscall_64+0x4c/0xa0
[  253.283033][ T5504]  ? clear_bhb_loop+0x30/0x80
[  253.287969][ T5504]  ? clear_bhb_loop+0x30/0x80
[  253.292919][ T5504]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  253.299137][ T5504] RIP: 0033:0x7f473b4cc38a
[  253.303929][ T5504] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  253.324726][ T5504] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  253.333535][ T5504] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  253.341871][ T5504] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  253.350104][ T5504] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  253.358088][ T5504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  253.366501][ T5504] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  253.374668][ T5504]  </TASK>
[  253.379699][ T5504] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  253.394840][ T5504] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  253.767044][ T5506] loop1: detected capacity change from 0 to 32768
[  253.864965][ T5506] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  253.872936][ T5506] CPU: 0 PID: 5506 Comm: syz.1.207 Not tainted syzkaller #0
[  253.881096][ T5506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  253.891288][ T5506] Call Trace:
[  253.894844][ T5506]  <TASK>
[  253.897786][ T5506]  dump_stack_lvl+0x168/0x230
[  253.902570][ T5506]  ? show_regs_print_info+0x20/0x20
[  253.908032][ T5506]  ? load_image+0x3b0/0x3b0
[  253.912656][ T5506]  sysfs_create_dir_ns+0x252/0x280
[  253.917897][ T5506]  ? __lock_acquire+0x7c60/0x7c60
[  253.923115][ T5506]  ? sysfs_warn_dup+0xa0/0xa0
[  253.928210][ T5506]  ? do_raw_spin_unlock+0x11d/0x230
[  253.933729][ T5506]  kobject_add_internal+0x662/0xd00
[  253.939057][ T5506]  kobject_init_and_add+0x122/0x190
[  253.944864][ T5506]  ? lockdep_softirqs_off+0x420/0x420
[  253.950425][ T5506]  ? kobject_add+0x210/0x210
[  253.955205][ T5506]  ? __init_swait_queue_head+0xa5/0x150
[  253.963538][ T5506]  gfs2_sys_fs_add+0x234/0x480
[  253.968406][ T5506]  ? gfs2_recover_set+0x240/0x240
[  253.973834][ T5506]  ? snprintf+0xd7/0x120
[  253.978403][ T5506]  ? __free_pages+0x95/0x1a0
[  253.983293][ T5506]  ? vscnprintf+0x80/0x80
[  253.987749][ T5506]  gfs2_fill_super+0x128d/0x1f50
[  253.993400][ T5506]  ? gfs2_reconfigure+0xcd0/0xcd0
[  253.999149][ T5506]  ? preempt_count_add+0x8d/0x190
[  254.004889][ T5506]  ? sb_set_blocksize+0xa5/0xe0
[  254.010178][ T5506]  get_tree_bdev+0x3f1/0x610
[  254.015147][ T5506]  ? gfs2_reconfigure+0xcd0/0xcd0
[  254.021488][ T5506]  gfs2_get_tree+0x4d/0x1e0
[  254.026754][ T5506]  vfs_get_tree+0x88/0x270
[  254.031207][ T5506]  do_new_mount+0x24a/0xa40
[  254.035897][ T5506]  __se_sys_mount+0x2d6/0x3c0
[  254.040755][ T5506]  ? __x64_sys_mount+0xc0/0xc0
[  254.045707][ T5506]  ? lockdep_hardirqs_on+0x94/0x140
[  254.051169][ T5506]  ? __x64_sys_mount+0x1c/0xc0
[  254.056136][ T5506]  do_syscall_64+0x4c/0xa0
[  254.060549][ T5506]  ? clear_bhb_loop+0x30/0x80
[  254.065509][ T5506]  ? clear_bhb_loop+0x30/0x80
[  254.070371][ T5506]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  254.076329][ T5506] RIP: 0033:0x7f473b4cc38a
[  254.080743][ T5506] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  254.101102][ T5506] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  254.109736][ T5506] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  254.118073][ T5506] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  254.126848][ T5506] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  254.134829][ T5506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  254.142967][ T5506] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  254.151162][ T5506]  </TASK>
[  254.155877][ T5506] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  254.169917][ T5506] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  254.499557][ T5508] loop1: detected capacity change from 0 to 32768
[  254.542595][ T5508] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  254.550610][ T5508] CPU: 1 PID: 5508 Comm: syz.1.208 Not tainted syzkaller #0
[  254.558309][ T5508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  254.568851][ T5508] Call Trace:
[  254.572547][ T5508]  <TASK>
[  254.575576][ T5508]  dump_stack_lvl+0x168/0x230
[  254.580972][ T5508]  ? show_regs_print_info+0x20/0x20
[  254.586374][ T5508]  ? load_image+0x3b0/0x3b0
[  254.590911][ T5508]  sysfs_create_dir_ns+0x252/0x280
[  254.596348][ T5508]  ? __lock_acquire+0x7c60/0x7c60
[  254.601485][ T5508]  ? sysfs_warn_dup+0xa0/0xa0
[  254.606190][ T5508]  ? do_raw_spin_unlock+0x11d/0x230
[  254.611496][ T5508]  kobject_add_internal+0x662/0xd00
[  254.616739][ T5508]  kobject_init_and_add+0x122/0x190
[  254.622724][ T5508]  ? lockdep_softirqs_off+0x420/0x420
[  254.628490][ T5508]  ? kobject_add+0x210/0x210
[  254.633105][ T5508]  ? __init_swait_queue_head+0xa5/0x150
[  254.638787][ T5508]  gfs2_sys_fs_add+0x234/0x480
[  254.643812][ T5508]  ? gfs2_recover_set+0x240/0x240
[  254.648947][ T5508]  ? snprintf+0xd7/0x120
[  254.653214][ T5508]  ? __free_pages+0x95/0x1a0
[  254.657814][ T5508]  ? vscnprintf+0x80/0x80
[  254.662497][ T5508]  gfs2_fill_super+0x128d/0x1f50
[  254.667620][ T5508]  ? gfs2_reconfigure+0xcd0/0xcd0
[  254.672645][ T5508]  ? preempt_count_add+0x8d/0x190
[  254.677779][ T5508]  ? sb_set_blocksize+0xa5/0xe0
[  254.682839][ T5508]  get_tree_bdev+0x3f1/0x610
[  254.687449][ T5508]  ? gfs2_reconfigure+0xcd0/0xcd0
[  254.692643][ T5508]  gfs2_get_tree+0x4d/0x1e0
[  254.697277][ T5508]  vfs_get_tree+0x88/0x270
[  254.701699][ T5508]  do_new_mount+0x24a/0xa40
[  254.706419][ T5508]  __se_sys_mount+0x2d6/0x3c0
[  254.711192][ T5508]  ? __x64_sys_mount+0xc0/0xc0
[  254.716121][ T5508]  ? lockdep_hardirqs_on+0x94/0x140
[  254.721979][ T5508]  ? __x64_sys_mount+0x1c/0xc0
[  254.726942][ T5508]  do_syscall_64+0x4c/0xa0
[  254.731464][ T5508]  ? clear_bhb_loop+0x30/0x80
[  254.736593][ T5508]  ? clear_bhb_loop+0x30/0x80
[  254.741413][ T5508]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  254.747864][ T5508] RIP: 0033:0x7f473b4cc38a
[  254.752560][ T5508] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  254.774304][ T5508] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  254.783982][ T5508] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  254.792684][ T5508] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  254.801387][ T5508] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  254.810479][ T5508] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  254.819667][ T5508] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  254.828978][ T5508]  </TASK>
[  254.834993][ T5508] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  254.850954][ T5508] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  255.180835][ T5510] loop1: detected capacity change from 0 to 32768
[  255.263106][ T5510] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  255.271479][ T5510] CPU: 0 PID: 5510 Comm: syz.1.209 Not tainted syzkaller #0
[  255.279573][ T5510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  255.290730][ T5510] Call Trace:
[  255.295231][ T5510]  <TASK>
[  255.298293][ T5510]  dump_stack_lvl+0x168/0x230
[  255.304251][ T5510]  ? show_regs_print_info+0x20/0x20
[  255.310176][ T5510]  ? load_image+0x3b0/0x3b0
[  255.315286][ T5510]  sysfs_create_dir_ns+0x252/0x280
[  255.321478][ T5510]  ? __lock_acquire+0x7c60/0x7c60
[  255.327331][ T5510]  ? sysfs_warn_dup+0xa0/0xa0
[  255.333000][ T5510]  ? do_raw_spin_unlock+0x11d/0x230
[  255.338609][ T5510]  kobject_add_internal+0x662/0xd00
[  255.345006][ T5510]  kobject_init_and_add+0x122/0x190
[  255.351746][ T5510]  ? lockdep_softirqs_off+0x420/0x420
[  255.357488][ T5510]  ? kobject_add+0x210/0x210
[  255.362487][ T5510]  ? __init_swait_queue_head+0xa5/0x150
[  255.368604][ T5510]  gfs2_sys_fs_add+0x234/0x480
[  255.373663][ T5510]  ? gfs2_recover_set+0x240/0x240
[  255.379765][ T5510]  ? snprintf+0xd7/0x120
[  255.384519][ T5510]  ? __free_pages+0x95/0x1a0
[  255.389669][ T5510]  ? vscnprintf+0x80/0x80
[  255.394464][ T5510]  gfs2_fill_super+0x128d/0x1f50
[  255.399764][ T5510]  ? gfs2_reconfigure+0xcd0/0xcd0
[  255.404905][ T5510]  ? preempt_count_add+0x8d/0x190
[  255.409979][ T5510]  ? sb_set_blocksize+0xa5/0xe0
[  255.415056][ T5510]  get_tree_bdev+0x3f1/0x610
[  255.419846][ T5510]  ? gfs2_reconfigure+0xcd0/0xcd0
[  255.425068][ T5510]  gfs2_get_tree+0x4d/0x1e0
[  255.429848][ T5510]  vfs_get_tree+0x88/0x270
[  255.434635][ T5510]  do_new_mount+0x24a/0xa40
[  255.439147][ T5510]  __se_sys_mount+0x2d6/0x3c0
[  255.444830][ T5510]  ? __x64_sys_mount+0xc0/0xc0
[  255.450307][ T5510]  ? lockdep_hardirqs_on+0x94/0x140
[  255.455966][ T5510]  ? __x64_sys_mount+0x1c/0xc0
[  255.460826][ T5510]  do_syscall_64+0x4c/0xa0
[  255.465348][ T5510]  ? clear_bhb_loop+0x30/0x80
[  255.471648][ T5510]  ? clear_bhb_loop+0x30/0x80
[  255.476820][ T5510]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  255.483250][ T5510] RIP: 0033:0x7f473b4cc38a
[  255.487880][ T5510] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  255.508933][ T5510] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  255.518053][ T5510] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  255.527280][ T5510] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  255.537995][ T5510] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  255.547530][ T5510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  255.560681][ T5510] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  255.570723][ T5510]  </TASK>
[  255.575672][ T5510] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  255.590800][ T5510] gfs2: fsid=syz:syz: error -17 adding sysfs files
2025/09/12 09:11:22 executed programs: 195
[  255.773120][ T1424] ieee802154 phy0 wpan0: encryption failed: -22
[  255.779543][ T1424] ieee802154 phy1 wpan1: encryption failed: -22
[  255.934643][ T5512] loop1: detected capacity change from 0 to 32768
[  256.001404][ T5512] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  256.008909][ T5512] CPU: 0 PID: 5512 Comm: syz.1.210 Not tainted syzkaller #0
[  256.016784][ T5512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  256.027255][ T5512] Call Trace:
[  256.030647][ T5512]  <TASK>
[  256.033584][ T5512]  dump_stack_lvl+0x168/0x230
[  256.038454][ T5512]  ? show_regs_print_info+0x20/0x20
[  256.043770][ T5512]  ? load_image+0x3b0/0x3b0
[  256.048598][ T5512]  sysfs_create_dir_ns+0x252/0x280
[  256.053938][ T5512]  ? __lock_acquire+0x7c60/0x7c60
[  256.059085][ T5512]  ? sysfs_warn_dup+0xa0/0xa0
[  256.063966][ T5512]  ? do_raw_spin_unlock+0x11d/0x230
[  256.069205][ T5512]  kobject_add_internal+0x662/0xd00
[  256.074944][ T5512]  kobject_init_and_add+0x122/0x190
[  256.080749][ T5512]  ? lockdep_softirqs_off+0x420/0x420
[  256.086302][ T5512]  ? kobject_add+0x210/0x210
[  256.091313][ T5512]  ? __init_swait_queue_head+0xa5/0x150
[  256.097317][ T5512]  gfs2_sys_fs_add+0x234/0x480
[  256.102532][ T5512]  ? gfs2_recover_set+0x240/0x240
[  256.107793][ T5512]  ? snprintf+0xd7/0x120
[  256.112037][ T5512]  ? __free_pages+0x95/0x1a0
[  256.117212][ T5512]  ? vscnprintf+0x80/0x80
[  256.122419][ T5512]  gfs2_fill_super+0x128d/0x1f50
[  256.128156][ T5512]  ? gfs2_reconfigure+0xcd0/0xcd0
[  256.133959][ T5512]  ? preempt_count_add+0x8d/0x190
[  256.139695][ T5512]  ? sb_set_blocksize+0xa5/0xe0
[  256.145167][ T5512]  get_tree_bdev+0x3f1/0x610
[  256.150401][ T5512]  ? gfs2_reconfigure+0xcd0/0xcd0
[  256.157845][ T5512]  gfs2_get_tree+0x4d/0x1e0
[  256.162778][ T5512]  vfs_get_tree+0x88/0x270
[  256.167511][ T5512]  do_new_mount+0x24a/0xa40
[  256.172582][ T5512]  __se_sys_mount+0x2d6/0x3c0
[  256.177835][ T5512]  ? __x64_sys_mount+0xc0/0xc0
[  256.183153][ T5512]  ? lockdep_hardirqs_on+0x94/0x140
[  256.188702][ T5512]  ? __x64_sys_mount+0x1c/0xc0
[  256.193860][ T5512]  do_syscall_64+0x4c/0xa0
[  256.198497][ T5512]  ? clear_bhb_loop+0x30/0x80
[  256.203276][ T5512]  ? clear_bhb_loop+0x30/0x80
[  256.207949][ T5512]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  256.214455][ T5512] RIP: 0033:0x7f473b4cc38a
[  256.219656][ T5512] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  256.240155][ T5512] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  256.248772][ T5512] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  256.257123][ T5512] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  256.265916][ T5512] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  256.274487][ T5512] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  256.283542][ T5512] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  256.292154][ T5512]  </TASK>
[  256.299178][ T5512] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  256.312532][ T5512] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  256.629488][ T5514] loop1: detected capacity change from 0 to 32768
[  256.681133][ T5514] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  256.688659][ T5514] CPU: 1 PID: 5514 Comm: syz.1.211 Not tainted syzkaller #0
[  256.696133][ T5514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  256.706202][ T5514] Call Trace:
[  256.709578][ T5514]  <TASK>
[  256.712630][ T5514]  dump_stack_lvl+0x168/0x230
[  256.717606][ T5514]  ? show_regs_print_info+0x20/0x20
[  256.723352][ T5514]  ? load_image+0x3b0/0x3b0
[  256.727888][ T5514]  sysfs_create_dir_ns+0x252/0x280
[  256.733365][ T5514]  ? __lock_acquire+0x7c60/0x7c60
[  256.738672][ T5514]  ? sysfs_warn_dup+0xa0/0xa0
[  256.743973][ T5514]  ? do_raw_spin_unlock+0x11d/0x230
[  256.749624][ T5514]  kobject_add_internal+0x662/0xd00
[  256.754972][ T5514]  kobject_init_and_add+0x122/0x190
[  256.760306][ T5514]  ? lockdep_softirqs_off+0x420/0x420
[  256.766254][ T5514]  ? kobject_add+0x210/0x210
[  256.770933][ T5514]  ? __init_swait_queue_head+0xa5/0x150
[  256.777425][ T5514]  gfs2_sys_fs_add+0x234/0x480
[  256.784840][ T5514]  ? gfs2_recover_set+0x240/0x240
[  256.792741][ T5514]  ? snprintf+0xd7/0x120
[  256.806191][ T5514]  ? __free_pages+0x95/0x1a0
[  256.812659][ T5514]  ? vscnprintf+0x80/0x80
[  256.817694][ T5514]  gfs2_fill_super+0x128d/0x1f50
[  256.823185][ T5514]  ? gfs2_reconfigure+0xcd0/0xcd0
[  256.828677][ T5514]  ? preempt_count_add+0x8d/0x190
[  256.834647][ T5514]  ? sb_set_blocksize+0xa5/0xe0
[  256.840031][ T5514]  get_tree_bdev+0x3f1/0x610
[  256.845374][ T5514]  ? gfs2_reconfigure+0xcd0/0xcd0
[  256.850684][ T5514]  gfs2_get_tree+0x4d/0x1e0
[  256.855543][ T5514]  vfs_get_tree+0x88/0x270
[  256.860136][ T5514]  do_new_mount+0x24a/0xa40
[  256.864726][ T5514]  __se_sys_mount+0x2d6/0x3c0
[  256.869548][ T5514]  ? __x64_sys_mount+0xc0/0xc0
[  256.874399][ T5514]  ? lockdep_hardirqs_on+0x94/0x140
[  256.880321][ T5514]  ? __x64_sys_mount+0x1c/0xc0
[  256.885384][ T5514]  do_syscall_64+0x4c/0xa0
[  256.890190][ T5514]  ? clear_bhb_loop+0x30/0x80
[  256.895080][ T5514]  ? clear_bhb_loop+0x30/0x80
[  256.899939][ T5514]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  256.906258][ T5514] RIP: 0033:0x7f473b4cc38a
[  256.911075][ T5514] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  256.931364][ T5514] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  256.940830][ T5514] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  256.949490][ T5514] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  256.957631][ T5514] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  256.965771][ T5514] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  256.973943][ T5514] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  256.981926][ T5514]  </TASK>
[  256.986582][ T5514] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  257.000335][ T5514] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  257.337760][ T5516] loop1: detected capacity change from 0 to 32768
[  257.413067][ T5516] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  257.420989][ T5516] CPU: 1 PID: 5516 Comm: syz.1.212 Not tainted syzkaller #0
[  257.428564][ T5516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  257.438995][ T5516] Call Trace:
[  257.442544][ T5516]  <TASK>
[  257.445587][ T5516]  dump_stack_lvl+0x168/0x230
[  257.450567][ T5516]  ? show_regs_print_info+0x20/0x20
[  257.455782][ T5516]  ? load_image+0x3b0/0x3b0
[  257.460997][ T5516]  sysfs_create_dir_ns+0x252/0x280
[  257.466507][ T5516]  ? __lock_acquire+0x7c60/0x7c60
[  257.471908][ T5516]  ? sysfs_warn_dup+0xa0/0xa0
[  257.477336][ T5516]  ? do_raw_spin_unlock+0x11d/0x230
[  257.483397][ T5516]  kobject_add_internal+0x662/0xd00
[  257.489695][ T5516]  kobject_init_and_add+0x122/0x190
[  257.495088][ T5516]  ? lockdep_softirqs_off+0x420/0x420
[  257.500720][ T5516]  ? kobject_add+0x210/0x210
[  257.506017][ T5516]  ? __init_swait_queue_head+0xa5/0x150
[  257.511656][ T5516]  gfs2_sys_fs_add+0x234/0x480
[  257.516680][ T5516]  ? gfs2_recover_set+0x240/0x240
[  257.522341][ T5516]  ? snprintf+0xd7/0x120
[  257.527477][ T5516]  ? __free_pages+0x95/0x1a0
[  257.533047][ T5516]  ? vscnprintf+0x80/0x80
[  257.537899][ T5516]  gfs2_fill_super+0x128d/0x1f50
[  257.543729][ T5516]  ? gfs2_reconfigure+0xcd0/0xcd0
[  257.549080][ T5516]  ? preempt_count_add+0x8d/0x190
[  257.554216][ T5516]  ? sb_set_blocksize+0xa5/0xe0
[  257.559191][ T5516]  get_tree_bdev+0x3f1/0x610
[  257.564038][ T5516]  ? gfs2_reconfigure+0xcd0/0xcd0
[  257.569426][ T5516]  gfs2_get_tree+0x4d/0x1e0
[  257.574656][ T5516]  vfs_get_tree+0x88/0x270
[  257.579447][ T5516]  do_new_mount+0x24a/0xa40
[  257.584479][ T5516]  __se_sys_mount+0x2d6/0x3c0
[  257.589944][ T5516]  ? __x64_sys_mount+0xc0/0xc0
[  257.594797][ T5516]  ? lockdep_hardirqs_on+0x94/0x140
[  257.600133][ T5516]  ? __x64_sys_mount+0x1c/0xc0
[  257.604985][ T5516]  do_syscall_64+0x4c/0xa0
[  257.609410][ T5516]  ? clear_bhb_loop+0x30/0x80
[  257.614320][ T5516]  ? clear_bhb_loop+0x30/0x80
[  257.619399][ T5516]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  257.625481][ T5516] RIP: 0033:0x7f473b4cc38a
[  257.630657][ T5516] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  257.651830][ T5516] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  257.660239][ T5516] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  257.668202][ T5516] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  257.676171][ T5516] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  257.684387][ T5516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  257.692714][ T5516] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  257.700989][ T5516]  </TASK>
[  257.705424][ T5516] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  257.720103][ T5516] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  258.047815][ T5518] loop1: detected capacity change from 0 to 32768
[  258.089528][ T5518] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[  258.097380][ T5518] CPU: 0 PID: 5518 Comm: syz.1.213 Not tainted syzkaller #0
[  258.105139][ T5518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  258.115659][ T5518] Call Trace:
[  258.119131][ T5518]  <TASK>
[  258.122085][ T5518]  dump_stack_lvl+0x168/0x230
[  258.126808][ T5518]  ? show_regs_print_info+0x20/0x20
[  258.132378][ T5518]  ? load_image+0x3b0/0x3b0
[  258.137174][ T5518]  sysfs_create_dir_ns+0x252/0x280
[  258.142506][ T5518]  ? __lock_acquire+0x7c60/0x7c60
[  258.148099][ T5518]  ? sysfs_warn_dup+0xa0/0xa0
[  258.153171][ T5518]  ? do_raw_spin_unlock+0x11d/0x230
[  258.158734][ T5518]  kobject_add_internal+0x662/0xd00
[  258.164041][ T5518]  kobject_init_and_add+0x122/0x190
[  258.169687][ T5518]  ? lockdep_softirqs_off+0x420/0x420
[  258.175439][ T5518]  ? kobject_add+0x210/0x210
[  258.180235][ T5518]  ? __init_swait_queue_head+0xa5/0x150
[  258.186445][ T5518]  gfs2_sys_fs_add+0x234/0x480
[  258.191310][ T5518]  ? gfs2_recover_set+0x240/0x240
[  258.196468][ T5518]  ? snprintf+0xd7/0x120
[  258.200792][ T5518]  ? __free_pages+0x95/0x1a0
[  258.206859][ T5518]  ? vscnprintf+0x80/0x80
[  258.211471][ T5518]  gfs2_fill_super+0x128d/0x1f50
[  258.216528][ T5518]  ? gfs2_reconfigure+0xcd0/0xcd0
[  258.222021][ T5518]  ? preempt_count_add+0x8d/0x190
[  258.227438][ T5518]  ? sb_set_blocksize+0xa5/0xe0
[  258.232707][ T5518]  get_tree_bdev+0x3f1/0x610
[  258.237649][ T5518]  ? gfs2_reconfigure+0xcd0/0xcd0
[  258.242773][ T5518]  gfs2_get_tree+0x4d/0x1e0
[  258.247484][ T5518]  vfs_get_tree+0x88/0x270
[  258.252769][ T5518]  do_new_mount+0x24a/0xa40
[  258.257812][ T5518]  __se_sys_mount+0x2d6/0x3c0
[  258.263029][ T5518]  ? __x64_sys_mount+0xc0/0xc0
[  258.268578][ T5518]  ? lockdep_hardirqs_on+0x94/0x140
[  258.274311][ T5518]  ? __x64_sys_mount+0x1c/0xc0
[  258.279571][ T5518]  do_syscall_64+0x4c/0xa0
[  258.284432][ T5518]  ? clear_bhb_loop+0x30/0x80
[  258.289502][ T5518]  ? clear_bhb_loop+0x30/0x80
[  258.294588][ T5518]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  258.300652][ T5518] RIP: 0033:0x7f473b4cc38a
[  258.305071][ T5518] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[  258.326053][ T5518] RSP: 002b:00007f473ab39e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  258.334634][ T5518] RAX: ffffffffffffffda RBX: 00007f473ab39ef0 RCX: 00007f473b4cc38a
[  258.343019][ T5518] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f473ab39eb0
[  258.351075][ T5518] RBP: 0000200000000400 R08: 00007f473ab39ef0 R09: 0000000000000000
[  258.359329][ T5518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  258.367289][ T5518] R13: 00007f473ab39eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  258.375518][ T5518]  </TASK>
[  258.380235][   T27] INFO: task syz.0.17:5092 blocked for more than 143 seconds.
[  258.382949][ T5518] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[  258.388279][   T27]       Not tainted syzkaller #0
[  258.403869][ T5518] gfs2: fsid=syz:syz: error -17 adding sysfs files
[  258.407218][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  258.422511][   T27] task:syz.0.17        state:D stack:24680 pid: 5092 ppid:  4864 flags:0x00004004
[  258.432381][   T27] Call Trace:
[  258.435783][   T27]  <TASK>
[  258.439196][   T27]  __schedule+0x11bb/0x4390
[  258.443856][   T27]  ? mark_lock+0x94/0x320
[  258.448360][   T27]  ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[  258.454796][   T27]  ? lock_chain_count+0x20/0x20
[  258.459870][   T27]  ? release_firmware_map_entry+0x190/0x190
[  258.465814][   T27]  ? _raw_spin_lock_irqsave+0xb0/0xf0
[  258.471351][   T27]  ? _raw_spin_unlock_irqrestore+0x82/0x100
[  258.477466][   T27]  ? lockdep_hardirqs_on+0x94/0x140
[  258.483443][   T27]  ? _raw_spin_unlock_irqrestore+0xaa/0x100
[  258.489551][   T27]  schedule+0x11b/0x1e0
[  258.493992][   T27]  bit_wait+0xd/0xc0
[  258.498219][   T27]  out_of_line_wait_on_bit+0x15e/0x200
[  258.503720][   T27]  ? out_of_line_wait_on_bit_lock+0x160/0x160
[  258.510125][   T27]  ? __wait_on_bit+0x170/0x170
[  258.515344][   T27]  ? bit_waitqueue+0x30/0x30
[  258.520329][   T27]  gfs2_glock_wait+0xd9/0x1c0
[  258.525384][   T27]  gfs2_statfs_init+0xf9/0x490
[  258.530508][   T27]  ? gfs2_glock_wait+0x136/0x1c0
[  258.536197][   T27]  ? gfs2_statfs_change_out+0xe0/0xe0
[  258.541731][   T27]  ? init_per_node+0x2be/0x3d0
[  258.547212][   T27]  ? gfs2_statfs_init+0xf1/0x490
[  258.552692][   T27]  ? init_inodes+0x26a/0x320
[  258.557474][   T27]  gfs2_fill_super+0x1749/0x1f50
[  258.562579][   T27]  ? gfs2_reconfigure+0xcd0/0xcd0
[  258.568058][   T27]  ? gfs2_glock_nq_num+0x82/0x1b0
[  258.574047][   T27]  ? preempt_count_add+0x8d/0x190
[  258.579294][   T27]  ? sb_set_blocksize+0xa5/0xe0
[  258.584533][   T27]  get_tree_bdev+0x3f1/0x610
[  258.589243][   T27]  ? gfs2_reconfigure+0xcd0/0xcd0
[  258.594753][   T27]  gfs2_get_tree+0x4d/0x1e0
[  258.599585][   T27]  vfs_get_tree+0x88/0x270
[  258.604373][   T27]  do_new_mount+0x24a/0xa40
[  258.609020][   T27]  __se_sys_mount+0x2d6/0x3c0
[  258.614105][   T27]  ? __x64_sys_mount+0xc0/0xc0
[  258.618990][   T27]  ? lockdep_hardirqs_on+0x94/0x140
[  258.624708][   T27]  ? __x64_sys_mount+0x1c/0xc0
[  258.629760][   T27]  do_syscall_64+0x4c/0xa0
[  258.634614][   T27]  ? clear_bhb_loop+0x30/0x80
[  258.639703][   T27]  ? clear_bhb_loop+0x30/0x80
[  258.644708][   T27]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  258.650746][   T27] RIP: 0033:0x7f090983538a
[  258.655560][   T27] RSP: 002b:00007f0908ea2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  258.664828][   T27] RAX: ffffffffffffffda RBX: 00007f0908ea2ef0 RCX: 00007f090983538a
[  258.673012][   T27] RDX: 0000200000000400 RSI: 0000200000012500 RDI: 00007f0908ea2eb0
[  258.681419][   T27] RBP: 0000200000000400 R08: 00007f0908ea2ef0 R09: 0000000000000000
[  258.689577][   T27] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000012500
[  258.697766][   T27] R13: 00007f0908ea2eb0 R14: 00000000000125e1 R15: 00002000000000c0
[  258.706430][   T27]  </TASK>
[  258.709664][   T27] 
[  258.709664][   T27] Showing all locks held in the system:
[  258.718093][   T27] 1 lock held by khungtaskd/27:
[  258.724000][   T27]  #0: ffffffff8c11c660 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[  258.733639][   T27] 1 lock held by klogd/3551:
[  258.739739][   T27]  #0: ffff8880b913a358 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140
[  258.750018][   T27] 2 locks held by getty/3953:
[  258.754831][   T27]  #0: ffff88814d012098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[  258.765067][   T27]  #1: ffffc90002d032e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x5ba/0x1a30
[  258.776390][   T27] 1 lock held by syz.0.17/5092:
[  258.781467][   T27]  #0: ffff888074c7a0e0 (&type->s_umount_key#53/1){+.+.}-{3:3}, at: alloc_super+0x201/0x950
[  258.791982][   T27] 2 locks held by syz.1.213/5518:
[  258.797201][   T27]  #0: ffff888020586118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xf9/0x7d0
[  258.807581][   T27]  #1: ffff888147645468 (&lo->lo_mutex){+.+.}-{3:3}, at: lo_release+0x4d/0x1f0
[  258.817779][   T27] 
[  258.820365][   T27] =============================================
[  258.820365][   T27] 
[  258.830090][   T27] NMI backtrace for cpu 0
[  258.834693][   T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[  258.842337][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  258.852571][   T27] Call Trace:
[  258.855838][   T27]  <TASK>
[  258.858761][   T27]  dump_stack_lvl+0x168/0x230
[  258.863882][   T27]  ? show_regs_print_info+0x20/0x20
[  258.869333][   T27]  ? load_image+0x3b0/0x3b0
[  258.873833][   T27]  ? nmi_cpu_backtrace+0x1b6/0x3d0
[  258.879328][   T27]  nmi_cpu_backtrace+0x397/0x3d0
[  258.884581][   T27]  ? nmi_trigger_cpumask_backtrace+0x280/0x280
[  258.890810][   T27]  ? _printk+0xcc/0x110
[  258.895479][   T27]  ? load_image+0x3b0/0x3b0
[  258.899988][   T27]  ? load_image+0x3b0/0x3b0
[  258.904655][   T27]  ? arch_trigger_cpumask_backtrace+0x10/0x10
[  258.910886][   T27]  nmi_trigger_cpumask_backtrace+0x163/0x280
[  258.917236][   T27]  watchdog+0xe0f/0xe50
[  258.921704][   T27]  kthread+0x436/0x520
[  258.925775][   T27]  ? hungtask_pm_notify+0x40/0x40
[  258.931172][   T27]  ? kthread_blkcg+0xd0/0xd0
[  258.936621][   T27]  ret_from_fork+0x1f/0x30
[  258.941699][   T27]  </TASK>
[  258.945392][   T27] Sending NMI from CPU 0 to CPUs 1:
[  258.951038][    C1] NMI backtrace for cpu 1 skipped: idling at default_idle+0xb/0x10
[  258.952682][   T27] Kernel panic - not syncing: hung_task: blocked tasks
[  258.967162][   T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[  258.974814][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  258.985693][   T27] Call Trace:
[  258.989331][   T27]  <TASK>
[  258.992654][   T27]  dump_stack_lvl+0x168/0x230
[  258.998342][   T27]  ? show_regs_print_info+0x20/0x20
[  259.003550][   T27]  ? load_image+0x3b0/0x3b0
[  259.009023][   T27]  panic+0x2c9/0x7f0
[  259.013193][   T27]  ? schedule_preempt_disabled+0x20/0x20
[  259.019922][   T27]  ? bpf_jit_dump+0xd0/0xd0
[  259.024995][   T27]  ? __irq_work_queue_local+0x12c/0x190
[  259.030727][   T27]  ? nmi_trigger_cpumask_backtrace+0x260/0x280
[  259.037611][   T27]  watchdog+0xe4e/0xe50
[  259.043727][   T27]  kthread+0x436/0x520
[  259.048062][   T27]  ? hungtask_pm_notify+0x40/0x40
[  259.053981][   T27]  ? kthread_blkcg+0xd0/0xd0
[  259.059400][   T27]  ret_from_fork+0x1f/0x30
[  259.065026][   T27]  </TASK>
[  259.068830][   T27] Kernel Offset: disabled
[  259.074193][   T27] Rebooting in 86400 seconds..